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Mathematics 3.

Table of contents
START-OF-YEAR RECAP
E
5
4
3
2
A
B
C
D
{{exercise_number}}. During the summer break David made a model train layout with his father. Write in the boxes the number of different objects you can count.
3
8
4
5
8
{{exercise_number}}. Choosing from the expressions 'more', 'fewer' and 'as many …....... as', complete the sentences by inserting the correct one in the dotted space.
trees.
There are
There are
barriers than cars.
There are
There are
trees than houses.
locomotives than carriages.
barriers
more
more
less
amount
same
{{exercise_number}}. Which parts of the layout can you see on the pictures? Identify their positions by writing the correct letters and numbers in the boxes.
C
C 5
1
D
D
E
A
1
4
1
5
{{exercise_number}}. Figure out, with the help of the statements below, how many points, switches, glue sticks and signals were used to make the layout.
32 pcs
23 pcs
26 pcs
12 pcs
Fewer glue sticks were used than switches.
More glue sticks were needed than points.
The number of signals is the highest.
Fewer points were needed than switches.
\latex{ \textcolor{#0089d0}{\bullet } }
\latex{ \textcolor{#0089d0}{\bullet } }
\latex{ \textcolor{#0089d0}{\bullet } }
\latex{ \textcolor{#0089d0}{\bullet } }
signboard
switch
glue
switch
switch
{{exercise_number}}. David has three types of freight wagon: red, yellow and blue. What is the number of possibilities the wagons can be connected up behind the locomotive in different
order? Colour in the drawings.
{{exercise_number}}. The diagram shows how many members some toy train fan clubs have. Write the correct figures in the table with the help of the diagram.

Steam Engine Club

Barrier Club

20

Watch-box
Club

Express Club

Steam Engine
Club

30

100

10

40

50

60

70

80

90

Train Drivers'

Club

Members

Barrier Club

Watch-box Club

Express Club

Train Drivers' Club

Which club has at most 60 members?

Which club has the most members?

Which club has the fewest members?

Which club has at least 60 members?

55
70
40
100
30
Steam Engine Club
Watch-box Club
Express Club
,
Watch-box Club
,
Train Drivers' Club 
Barrier Club
{{exercise_number}}. Write the figures with numerals, and in words. Mark them on the number line!
eleven
ninety
seventy-seven
twenty-four
50
fifty-nine
twenty-four
100
33
64
100
0
10
20
30
40
60
70
80
90
48
24
77
11
90
59
sixty-four
hundred
thirty-three
x
x
x
x
x
x
x
x
x
{{exercise_number}}.
a) Write the numbers on the cards in the board. Note their positions.
9
:
51
36
63
47
75
88
27
99
71
61
51
41
21
11
1
2
3
4
5
7
81
90
100
4
row
:
:
:
:
:
:
:
column
row
row
row
row
row
row
row
column
column
column
column
column
column
column
K
M
R
E
S
A
T
L
I
W
C
U
Q
R
O
U
S
4
1
7
3
1
6
3
7
5
8
6
4
7
5
8
9
00
47
S
36
00
75
88
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
27
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
63
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
b) Coded writing: write the letters from the board above the corresponding numbers.
91
R
O
W
83
77
68
25
8
10
60
31
10
46
O
60
97
25
60
65
25
6
65
12
8
72
79
29
25
65
60
83
M
R
E
E
E
E
T
K
M
I
R
A
C
U
Q
S
C
L
L
C
R
C
S
U
84
87
45
61
99
57
13
47
44
67
53
65
c) Which number will you arrive at if you follow the arrows on the 1-100 board?

d) Which shape will cover which line of numbers on the 1-100 board?

     Write the numbers in the correct boxes.

52, 53, 63, 64, 65, 66
26, 27, 28, 29, 30, 36
30, 38, 39, 40, 47, 48
64, 84, 72, 73, 74, 75
30
66
26
47
39
30
27
38
48
28
29
53
36
63
64
64
65
74
84
75
73
72
40
52
{{exercise_number}}. 
55
25
27
57
75
18
48
61
16
78
82
9
99
65
<
<
<
>
<
<
>
56 is less than 60:
a) Write the correct sign (< or >) in the box between the numbers.
b) With the help of the examples, write down:
84 is greater than 48:
\latex{ \textcolor{#0089d0}{\bullet } }
99 is less than 100:
28 is greater than 20:
\latex{ \textcolor{#0089d0}{\bullet } }
\latex{ \textcolor{#0089d0}{\bullet } }
\latex{ \textcolor{#0089d0}{\bullet } }
99<100
28>20
56<60
84>48
{{exercise_number}}. What numbers give the correct answers?
b)
;
a)
65 <
37 <
< 83 ;
24 <
> 76
< 54 ;
;
58 <
72 >
92 >
{{exercise_number}}. Write down the numbers' units and tens neighbours (rounded up and down).
<11<
<78<
<65<
<11<
<65<
<78<
t.
u.
10
10
79
20
12
60
70
70
80
77
66
64
{{exercise_number}}. Which numbers are the odd ones out? Mark them with an 'X'.
its tens neighbour is 40
numbers smaller than 30
even numbers
two-digit numbers
50
22
2
19
100
32
83
17
49
30
48
53
31
26
29
13
10
51
57
45
42
27
31
27
69
0
28
70
66
59
48
9
{{exercise_number}}. 
17, 20, 5, 35, 53, 64, 71, 49
None of the numbers is smaller than 20.
a) Arrange the numbers first in increasing, then in decreasing order.

b) Are these statements true or false for the numbers above? Write the letters '    '
    or '    ' in the boxes.
There are numbers the sum of which is an odd number.
There are single-digit numbers among them.
The largest number's smaller tens
Each number is greater than 5.
neighbour is 70.
T
F
F
T
T
F
T
{{exercise_number}}. I've thought of a two-digit number. I can reveal that

c) Now you think of a number, and write true statements describing it.

it is an even number,

its nearest ten is 40,
the sum of its two digits is 9.

What is this number?

What is this number?

it is not smaller than 90,
the same digit is in the tens'
and units' place.

\latex{ \textcolor{#0089d0}{\bullet } }
\latex{ \textcolor{#0089d0}{\bullet } }
\latex{ \textcolor{#0089d0}{\bullet } }
\latex{ \textcolor{#0089d0}{\bullet } }
\latex{ \textcolor{#0089d0}{\bullet } }
\latex{ \textcolor{#0089d0}{\bullet } }
99
36
b)
a)
{{exercise_number}}. Form two-digit numbers using the numerals 2, 4 and 7. The table will help.
7
7
2
4
2
4
77
22
77
27
22
24
44
47
74
72
42
,
Of these numbers
\latex{ \textcolor{#0089d0}{\bullet } }
the largest is
,
the smallest is

Circle in those where the same digit is in the tens'

and units' place!

\latex{ \textcolor{#0089d0}{\bullet } }
{{exercise_number}}. 
9
6
8
7
4
3
93
68
86
<
<
>
74
47
39
9t+3e
b) Partition the numbers.
6t+8u
8t+6u
7t+4e
4t+7e
3t+9e

a) Form two-digit numbers from the given pairs of numerals. Write the correct

    sign (< or >) between them.

{{exercise_number}}. Connect the numbers with their places on the number line.
forty-eight
9 tens
3 tens + 7 units
70+7
5 tens + 7 units
6 tens + 3 units
10+9
83 units
100
0
10
20
30
40
50
60
70
80
90
{{exercise_number}}. Colour in the numbers according to the result of the operations.
10 + 2
6 + 6
30 - 5
50 \latex{ \div } 2
3 \latex{ \times } 4
5 \latex{ \times } 5
7 + 18
36 \latex{ \div } 3
2 \latex{ \times } 6
56 - 44
38 - 13
13 + 12
{{exercise_number}}.
17=
32=
51=
78=
94=
XCV=
LXXII=
LIX=
XXIV=
IX=
a) Write the following numbers in Roman numerals.
b) Write them in Arabic numerals.
c) Which two-digit Arabic number can be written with the largest number of Roman numerals?
XCIV
XVII
XXXII
LI
LXXVIII
88
9
24
59
72
95
{{exercise_number}}. Tell a story about this picture.
{{exercise_number}}. Write it down with an operation. Draw it on the number line.
b) 18 of the 56 plants have already been taken away.
a) I'm buying 12 large and 6 small flowerpots.
60
0
10
20
30
20
30
40
40
50
56-18=38
12+6=18
x
x
x
x
{{exercise_number}}.
I have 5 flowerpots, and I've planted 6 tulips in each.
b) Write addition and multiplication about it.
 a) Finish the drawing according to the sentence.
5·6=30
6+6+6+6+6=30
{{exercise_number}}. Circle the flowers according to the sentence. Write it down with division.
I've tied 18 flowers in bunches of three.
18÷3=6
{{exercise_number}}. Write down the operations. Do the calculations.

12 rakes and 4 spades have been sold.

I planted 12 geraniums in 4 flower boxes.

I've bought 4 more rose bushes than 12.

4 of the 12 flowers have withered.

12 customers bought 4 flower boxes each.

12+4=16
12·4=48
12÷4=
12-4=
12+4=16
8
3
\latex{ \textcolor{#008bdd}{\bullet } }
\latex{ \textcolor{#008bdd}{\bullet } }
\latex{ \textcolor{#008bdd}{\bullet } }
\latex{ \textcolor{#008bdd}{\bullet } }
\latex{ \textcolor{#008bdd}{\bullet } }
{{exercise_number}}. Find the matching pairs. Complete it to get 100.
60
40
10
50
70
20
60
30
50
90
40
70
80
30
{{exercise_number}}. Do the operations.
5+ 4=
4- 3=
50+40=
4+ 1=
40-30=
40+10=
2+ 3=
9- 2- 4=
8- 2=
20+30=
70-40=
80-20=
7- 4=
90-20-40=
2+ 3+ 3=
1+ 1+ 7=
10+10+70=
20+30+30=
9
5
6
30
50
50
90
80
5
3
9
8
3
1
10
60
30
90
{{exercise_number}}. 
Andy
Andy has €20 less money than Anette.
c) How much money does Andy have, if they have €60 in total?
Andy's money < Anette's money
€20
30
Anette
90
20
10
60
70
a) Complete the table.
b) How much money does Anette have, if they have €40 in total?
50
20
40
30
40
50
70
30
{{exercise_number}}. Eve and Matt have 100 ¢ in total. Matt have 40 ¢ more than Eve.
+ 40 ¢ =

If Matt gives 20 ¢ to Eve, they will have equal amounts of money.

Circle Matt's money in blue and Eve's money in red!
Eve has
¢, Matt has
¢
euro
¢
+40 ¢ =100 ¢
Total
E:
=
M:
+
Eve
100 ¢
Matt
+ 40 ¢
70
70
30
30
a) How much money does Eve and Matt have separately? Keep trying.
b) True or false? Write the letter
F
T
T
T
T
or
F
in the box.

If Eve gives all her money to Matt, he will have 100 ¢.

If they both spend 20 ¢, they will have 60 ¢ left in total.

If Matt gives half his money to Eve, they will have equal amounts of money.

{{exercise_number}}. Fill in the spaces with the missing numbers.
60+40-
100-30-
90-20-
80-50-
-30=20
90+
-30-30= 0
=20
-50=50
=10
=50
=10
90-
+10=20
70-
10
40
50
60
20
20
90
60
{{exercise_number}}. How much are these fruits worth?
+
+
;
+
+
+
+
= 50
+
+
+
+
+
= 100;
= 80;
+
=
=
=
;
;
;
;
;
=
=
=
=
10
40
60
30
20
80
50
{{exercise_number}}. Complete the operations with the correct symbols and numbers.
33
81
24
68
89
78
73
52
+7
+3
\latex{ - }2
\latex{ - }6
-8
-3
+2
+6
27
-5
+5
+8
-7
59
62
31
{{exercise_number}}. Round the numbers to the nearest tens. Write the differences below the signs.
<97<
<53<
20<26<30
2
<61<
<88<
6 4
100
60
90
90
50
60
70
40
50
80
<44<
4
6
1
9
8
3
7
7
3
{{exercise_number}}. Colour by the numbers.
49 \latex{ - } 5
59
68 \latex{ - } 5
47 + 2
61 + 6
61 + 6
52 + 7
59
59
59
59
59
59
59
59
59
59
59
59
59
59
59
67
59
44
59
63
63
49
49
49
59
67
67
67
67
67
67
{{exercise_number}}. Write operations according to the arrows on the number lines.
20
0
0
10
40
10
30
30
60
20
40
20
30
40
50
80
70
60
50
40
57+3+5=65
53-3-5=45
24+6+3=33
27-7-2=18
{{exercise_number}}. Connect the equal sums.
b)
a)
25+8
78\latex{ - }8\latex{ - }1
37+8
53\latex{ - }6
78\latex{ - }9
47
16+5
47\latex{ - }7
69
45
33
37+3+5
16+4+1
53\latex{ - }3\latex{ - }3
25+5+3
21
89
48+9
98\latex{ - }9
64\latex{ - }8
85+5
56
40
90
57
{{exercise_number}}. 

     Auntie Rose is celebrating her 100th birthday with her family.

a) So far 24 guests have arrived. How many more guests are expected

     if thechart has been laid for 29 people?

b) With the help of the great-grandchildren 92 candles were blown out

     at the first attempt. How many candles still need to be extinguished so

     none of them are left burning?
c) The birthday cake was cut into 62 slices. 7 slices were left on the tray.

     How many slices were eaten?
d) Every guest ate at least 1 slice of cake, but nobody ate more than

     2 slices. How many guests ate 2 slices?

{{exercise_number}}. Define the rule, and fill the gaps in the table with the missing numbers.
93
25
20
76
56
50
37
50
55
10
43
27
35
40
19
61
10
86
=
73
20
50
=
=
75
66
23
30
71
69
\latex{ \textcolor{#fed987}{\blacktriangle } }
\latex{ \textcolor{#3a98dd}{\bullet } }
\latex{ \textcolor{#ed8d6f}{\blacksquare } }
\latex{ \textcolor{#fed987}{\blacktriangle } }
\latex{ \textcolor{#ed8d6f}{\blacksquare } }
\latex{ \textcolor{#3a98dd}{\bullet } }
-
+
-
{{exercise_number}}. Do the calculation in two steps.
68-34=68-30-4=34
57+12=57+10+2=69
b)
a)
47 + 32
36 + 22
51 + 38
94 – 33
63 + 24
43 + 26
75 + 21
57 – 26
88 – 45
65 – 34
84 – 52
77 – 43
{{exercise_number}}. What number did I think of? Write down the operations.

\latex{ \textcolor{#008bdd}{\bullet } } It is 20 more than 74.                                            \latex{ \textcolor{#008bdd}{\bullet } }  If I take away 5, I get 40.

\latex{ \textcolor{#008bdd}{\bullet } } It is 3 less than 43.                                                 \latex{ \textcolor{#008bdd}{\bullet } }  If I add 30, I get 66.

{{exercise_number}}. Do the calculations in two different ways.
5
5
5
+
8
3
5 0
2 0
2 0
7
5
7
5
+
=
+
=
+
=
+
+
2
4
+
+
=
7
3
=
+
+
=
+
+
81
81
30
82
82
8
40
30
4
3
8
3
{{exercise_number}}. Write the missing numbers in the empty spaces.
-
-49
-20
-27
-36
85
36
62
73
53
46
32
26
45
-7
-
-
-
6
30
40
9
{{exercise_number}}. Add up the numbers in the spaces marked with 'x'. Check the result by subtraction.
f)
a)
b)
c)
d)
e)
23
52
49
65
26
67
9
17
34
x
x
x
x
x
x
x
x
x
x
x
x
{{exercise_number}}.  Write the missing numbers in the pyramids.
95
59
72
81
100
25
37
44
45
20
18
22
36
34
35
37
55
25
30
19
16
15
22
11
{{exercise_number}}. Find out the rule, and continue each number sequence with 5 more numbers.
a) 94, 88, 82, ...           b) 13, 26, 39, ...           c) 97, 86, 75, ...           d) 21, 40, 34, 53, 47, ...
{{exercise_number}}. Fill in the tables.
26
35
14
34
28
57
35
55
-
+
-
57
19
13
26
46
19
58
13
+
+
+
91
7
71
63
91
61
63
61
71
43
9
23
7
45
45
45
65
42
71
68
68
71
65
27
{{exercise_number}}. During the autumn paper collecting campaign Mark, Sophie, Rebecca and Tom brought in the most newspapers. Read from the diagram how many kilograms they collected.

How much paper did the boys and the girls

collect separately?

How much paper did Rebecca and Mark collect?

How much more paper did Tom collect

than Rebecca?

Mark
kg
kg
kg
kg
kg
Tom
Rebecca
Sophie
10
40
30
20
27
35
18
43
18+27=45
43-18=25
27+43=60
35+18=53
{{exercise_number}}. What number is missing to give the correct result? Mark it on the number scale.
+ 17 < 76 – 29
:
+ 17 > 76 – 29
+ 17 = 76 – 29
=
:
33
30
27
32
...
29
28
31
,
,
,
,
,
...
,
100
0
10
20
30
40
50
60
70
80
90
100
100
90
90
80
80
70
70
60
60
50
50
40
40
30
30
20
20
10
10
0
0
{{exercise_number}}. Which sum is greater? Write the correct sign (<, > or =) in the box. If you can, do the calculations in head.
b)
a)
41\latex{ - }38
52+19
47+23
23+47
34+27
37+24
71\latex{ - }38
62\latex{ - }17
52+29
56\latex{ - }14
56\latex{ - }24
62+17
>
=
=
<
>
>
{{exercise_number}}. Do the calculations. Pay attention to the order of operations.
a)
b)
(35+ 17)–4=
35+17–4=
50–18–4=
50–(18–4)=
(50–18)–4=
(48–12)+5=
48–12+5=
48–(12+5)=
35+(17–4)=
c)
48
28
36
28
41
41
31
48
48
{{exercise_number}}. True or false? Write the letter 'T' or 'F' in the boxes.
(60+8)\latex{ - }7=60\latex{ - }(8\latex{ - }7)
(60+10)+7=60+(10+7)
40\latex{ - }(20+5)=(40\latex{ - }20)+5
30\latex{ - }(10+6)=(30\latex{ - }10)\latex{ - }6
F
T
T
F
{{exercise_number}}. Connect the drawings with the matching additions and multiplications.
4+4+4
7+7+7+7
5\latex{ \times }2
5+5
4\latex{ \times }7
2\latex{ \times }5
3\latex{ \times }4
2+2+2+2+2
{{exercise_number}}. Write additions and multiplications for the pictures.
3·2=6
2+2+2=6
4·4=8
4·6=24
4+4=8
6+6+6+6=24
{{exercise_number}}. 
5·10=50
D:
F:
10·5=50

Kate has ten 5 euro coins, Frankie has five 10 euro coins.

Who has more money?

Mind a kettőjüknek ugyanannyi pénze van.
{{exercise_number}}. Decide whether the sums are equal or not. Write the = or =/ sign between them.
1+1
5·7
7·5
6·8
3+3+3
4·3
7·4
8·4
1·1
0·9
1·8
8·6
\latex{ \neq }
=
\latex{ \neq }
\latex{ \neq }
\latex{ \neq }
=
{{exercise_number}}. 

a) Give equal number of footballs to the children.

Write down the operation. Check the result.

b) Continue circling the balls.
Write down the operation.

Check the result.

3·4=12
12÷4=3
4·3=12
12÷3=4
{{exercise_number}}. Peter and Tim bought 40 kg of apples each. Peter put 10 kg in one crate, Tim divided the apples equally in 4 crates. Ask questions. Write it down with operations.
{{exercise_number}}. Which sum is greater? Write the correct sign (<, > or =) between them.
24÷6
27÷3
30÷5
49÷7
27÷9
1-1
24÷4
32÷4
28÷4
7·7
35÷5
1÷1
>
>
<
<
<
<
{{exercise_number}}. a) Mark the ladybirds path in the picture, if the blue one steps on the multiples of 5, the red one steps on the multiples of 9, both in increasing order.
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
\latex{ \textcolor{#007C9F}{\to} }
b) Draw the direction of their paths with arrows.
{{exercise_number}}. Fill in the tables.
3
8
\latex{ \times }
7
10
9
6
\latex{ \times }
2
4
3
5
12
4
5
48
90
21
9
9
7
9
1
4
21
6
8
56
24
96
14
49
24
12
84
42
36
18
36
10
72
40
81
20
40
45
80
16
36
32
{{exercise_number}}. Do the calculations on the pencils, then colour in the drawing by numbers.
6 \latex{ \times } 3
14
28 \latex{ \div } 2
5 \latex{ \times } 10
24 \latex{ \div } 8
49 \latex{ \div } 7
7 \latex{ \times } 8
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
50
14
14
14
14
18
50
50
50
50
50
50
50
56
56
56
56
56
56
56
7
7
7
7
7
3
3
18
18
18
18
18
18
18
18
18
18
18
18
18
18
{{exercise_number}}. Sue is threading beads to make a necklace. She uses 3 yellow, 7 red and 6 blue beads for one necklace. Fill in the table.
total
0 lace
3 laces
6 laces
4 laces
2 laces
5 laces
1 lace
yellow bead
red bead
blue bead
96
0
80
18
12
15
9
0
0
0
6
6
3
42
48
64
32
16
36
7
21
18
28
24
14
12
35
30
{{exercise_number}}. Do the operations following the signs.
36
+18
15
18
+15
+18
\latex{ \times }5
+15
+15
+15
\latex{ \times }3
\latex{ \div }3
\latex{ \div }5
11
40
30
35
90
45
24
8
3
9
6
7
10
30
30
21
12
18
50
33
{{exercise_number}}. Write the missing numbers in the boxes.
3·4=
·7=49
7·2=
4·6=
5·9=
36÷6=
·1= 2
·5=40
·2=18
·3=21
8·8=
÷ 7=8
12÷4=
16÷8=
54÷9=
42÷7=
÷ 5=4
÷ 2=5
÷10=7
÷ 3=9
12
14
24
45
56
7
3
6
2
6
6
2
8
9
7
64
20
10
70
27
{{exercise_number}}. In the holiday camp the children filled 8 four-person tents and 6 five-person tents.

a) How many children were in the camp?
b) The girls were staying in 3 four-person and 4

     five-person tents, the boys were in the remaining tents.

     How many girls and how many boys were in the camp?
c) How many tents would have been needed if they had

     taken only 5-person tents with them?

{{exercise_number}}. Establish the rule and write the missing numbers in the drawings accordingly.
11
54
3
0
56
36
10
3
7
2
21
24
30
27
45
30
48
33
80
3
0
0
22
24
8
6
5
9
9
4
6
{{exercise_number}}. Write the missing numbers in the boxes.
\latex{ \div }8=44\latex{ \div }4
8\latex{ \times }5=4\latex{ \times }
6\latex{ \times }5=3\latex{ \times }
3\latex{ \times } =2\latex{ \times }6
16\latex{ \div }8=
2\latex{ \times }0=4\latex{ \times }
20\latex{ \div }5=
\latex{ \div }10
\latex{ \div }4
\latex{ \div }10=30\latex{ \div }5
60
88
10
10
4
40
8
0
{{exercise_number}}. What number did I think of? Write the operations in the boxes.
It is four more than 7:
It is one fourth of 28:
It is four less than 28:
It is four times 7:
4·7=28
7+4=11
4·7=28
28-4=24
{{exercise_number}}. Do the operations in the correct order.
42+48\latex{ \times }8=
7\latex{ \times }8+27=
40\latex{ \div }(2\latex{ \times }4)=
87\latex{ - }(55\latex{ - }46)=
64\latex{ \div }(16\latex{ - }8)=
64\latex{ \div }4\latex{ \times }3=
24
83
48
78
8
5
{{exercise_number}}. Write the missing signs (+, -, ·, ÷, =) in the appropriate spaces.
6 4 7 17
27 9 3
27 9 3
56 7 8
56 7 8
16 8 2 4
6 4 7 17
16 8 2 4
=
÷
=
=
=
=
=
=
=
+
÷
÷
·
·
·
·
·
+
-
+
{{exercise_number}}. Do the calculations.
9·3-6·4= ·4=
5·8+2·8= ·8=
3·2+6·2= ·2=
2·9+3·9= ·9=
8·7-4·7= ·7=
7·5-4·5= ·5=
3
45
9
5
4
3
7
9
28
56
18
15
{{exercise_number}}. 

In the restaurant there are 4 flowers in a vase on each chart.

On 5 charts the roses are red, on 3 charts they are yellow.

b) In two vases the flowers withered away by the following morning.

     How many flowers were left?

a) How many flowers are on the charts in total?
    Mark the correct solutions with a *.
=4+5\latex{ \times }3
=(5+3)\latex{ \times }4
=4\latex{ \times }5+3
=5\latex{ \times }4+3\latex{ \times }4
x
x
{{exercise_number}}. We threw 3 dice and got the following result:
a) Write the numbers in the boxes of the
    matching colour. Do the calculations.
(   -   )\latex{ \times }   =
5
+ \latex{ \times } =
\latex{ \times } \latex{ \div } =
\latex{ \div } \latex{ \times } =
+ \latex{ \times } =
\latex{ \times }(   \latex{ \div }   )=
(   +   )\latex{ \times }   =
\latex{ \times }(   -   )=
2
5
5
6
6
2
2
15
17
32
15
18
42
15
6
6
6
6
6
6
5
5
5
5
5
5
2
2
2
2
2
2
2
6
16
=
+
\latex{ \times }
{{exercise_number}}. Do the calculations, then mark the boxes with the colour of the identical number.
14\latex{ \times }7
8\latex{ \times }7\latex{ - }6\latex{ \times }7
10\latex{ \times }7+4\latex{ \times }7
2\latex{ \times }9+5\latex{ \times }9
5\latex{ \times }3+3\latex{ \times }3
8\latex{ \times }3 
2\latex{ \times }7
14
7\latex{ \times }9
3\latex{ \times }10
24
98
63
30
{{exercise_number}}. Correct the wrong results.
46
5·6+4·3=
10·9-5·4=
9·6-6·7=
7·4+9·2=
7·9-6·3=
8·3+8·7=
45
12
70
\latex{ \textcolor{#007C9F}{\checkmark} }
00
42
56
14
63
81
80
00
{{exercise_number}}. Circle the drawings according to the calculations. Do the divisions with remainders. Check the results.
· + =
25÷7=
· + =
·2+ =9
9÷2=
17÷3=
17
3
4
1
4
25
3
2
1
4
5
2
5
5
7
4
C:
C:
C:
{{exercise_number}}. Write the missing numbers in the boxes marked.
89= 9·9+
67= ·7+4
33=16·2+
61= 8·7+
52=10·5+
38=9· +2
26= ·4+2
50= ·8+2
43= ·6+1
17=5· +2
20=2· +2
49=9· +4
8
9
5
1
2
4
6
6
7
3
9
5
{{exercise_number}}. Do the divisions with remainder. Check the results.
89÷9=
22÷4=
58÷8=
37÷5=
49÷6=
65÷7=
· + =
· + =
· + =
· + =
· + =
· + =
C:
C:
C:
C:
C:
C:
8
1
9
9
89
2
8
9
49
8
22
2
2
2
5
7
7
9
9
7
8
65
2
1
6
5
4
2
7
8
2
58
7
5
2
37
{{exercise_number}}. What number did I think of? Write it down with an operation.

a) 3 more than five times 8.                                                      b) If I divide it by 4, I get 8 with

c) Six times 3 is one less than this number.                              a remainder of 3.

{{exercise_number}}. Chris takes one vitamin tablet a day. On which week is he going to run out of the box of 50 tablets?
{{exercise_number}}. Fill in the table. Write today's date in the last line.
day after
tomorrow
day before
yesterday
1st September,
Saturday
tomorrow
yesterday
today
18th May,
Monday

Wednesday

Tuesday

Sunday

Tuesday

Saturday

Sunday

Monday

16th May,

17th May,

19th May,

20th May,

Friday

31st August,

2nd September,

3rd September,

4th September,

{{exercise_number}}. Write in the table the trains' expected time of arrival.
expected time of arrival
16:50
expected delay
arrival time
half an hour
14:20
9:35
6:12
17:10
40min
15min
45min
20min
10:05
10:20
14:50
10:00
6:57
{{exercise_number}}. 

He ate 6 dumplings.

Andrew can eat at most 5 dumplings at a time. Write one of these letters in each

box:     : certain,     ,     : impossible.

He ate less than 5 dumplings.

He's had exactly 5 dumplings for lunch.

He's eaten no more than 5 dumplings.

B
B
A
C
C
A
B
{{exercise_number}}. Draw the route of the toy cars. Calculate the length of the routes. Do the conversions. (e.g. 17 cm = 1 dm 7 cm).
d)
b)
a)
c)
3cm
6cm
1cm
3cm
6cm
5cm
2cm
7cm
8cm
4cm
5cm
8cm
{{exercise_number}}. Which is longer? Write the correct signs (<, > or = ) in the boxes.
c)
a)
b)
1m
11dm
55cm
100cm
1m
10cm
10dm
5m5dm
10cm
3m
30dm
1m1cm
>
=
=
<
<
>
{{exercise_number}}. On one shelf in the kitchen 8 two-litre bottles of strawberry juice fit.

a) How many bottles can you store                                   b) How many litres of juice can you store
     on 4 shelves?                                                                           on one shelf?
c) How many litres of juice can you                                   d) How many bottles do you need to store             store on 4 shelves?                                                                30 litres of strawberry juice?

{{exercise_number}}. Tim and Annie brought in total 40 litres of water from the well.

a) Tim carried 8 litres more than Annie. How many litres did Annie bring?
b) Tim was carrying 4 times as much as Annie. How much was Annie carrying?

{{exercise_number}}. Do the conversions.
l
15
dl
l
dl
3
40
56
dl
dl
dl
dl
l
l
l
l
dl
dl
dl
dl
2
2
4
1
1
20
4
5
6
41
5
23
{{exercise_number}}. Put the following weights in increasing order. Write the numbers in the circles.
101dkg
1dkg
1kg
10dkg
25dkg
2kg5dkg
5.
1.
4.
2.
3.
6.
{{exercise_number}}. 
Do the calculations in your head.
=20dkg
+
=15dkg;
dkg;
=
+
+
+
+
=
=
=
=6dkg;
dkg;
dkg;
dkg;
72
33
94
75
{{exercise_number}}. 
a) Uncle Charlie took 71 kg of fruit to the market to sell. He sold 38 kg of apples and
     26 kg of plums. How much fruit did he have to take back home?
b) Write a word problem using the following data:
>
6kg
pears
23kg
remain
25dkg
grapes
?kg
bananas
15kg
total
?kg
crate
2kg
strawberries
1kg
sold
?dkg
{{exercise_number}}. 
Colour in the shapes according to the labels.
circle
square
triangle
rectangle
What are the shapes called which were left white?
{{exercise_number}}. 
\latex{ \textcolor{#008bdd}{\bullet } } There are at least 2 triangles inside the rectangle.
\latex{ \textcolor{#008bdd}{\bullet } } There are 3 triangles inside the circle.
\latex{ \textcolor{#008bdd}{\bullet } } There is a triangle which is inside the rectangle as well.
Draw triangles inside the circle according to the statements.
{{exercise_number}}. Count the different geometric solids in the picture. Fill in the table.
pcs
pcs
pcs
pcs
4
3
3
4
{{exercise_number}}. True or false? Write the letter 'T' or 'F' in the boxes.
No cube has 6 faces.
Each cube has 8 vertices.
Some rectangular prisms have 16 edges
Not all cubes are rectangular prisms.
Each face of a rectangular prism is a rectangle.
F
T
T
F
F
{{exercise_number}}. Draw the mirror images on the grid, then colour in the drawings.
{{exercise_number}}. Continue the patterns.
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