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Worksheets

Year 6 Mental Maths

Total questions: 100

Worksheet time: 35mins

Name
Class
Date
1.

Add 8, 9 and 4

a)

17

b)

20

c)

21

d)

25

2.

17 take away 8

a)

9

b)

10

c)

11

d)

12

3.

Which is the missing number: 7 + ___ = 20

a)

10

b)

12

c)

13

d)

14

4.

75 subtract 40

a)

30

b)

35

c)

40

d)

45

5.
Write the next number in the sequence: 18, 27, 36 ...
a)
9
b)
45
c)
63
d)
54
6.
What is the next multiple of 10 after 77?
a)
70
b)
80
c)
100
d)
87
7.
35+40=
a)
75
b)
80
c)
85
d)
90
8.
25+30=
a)
45
b)
50
c)
40
d)
55
9.

What must be added to seventy-five to make one hundred?

a)

30

b)

15

c)

25

10.
What is thirteen thousand and seventy three in digits?
a)
13,073
b)
13,037
c)
31,073
d)
31,037
11.
What is double one hundred fifty?
a)
200
b)
250
c)
300
d)
350
12.
Multiply twenty by three
a)
23
b)
30
c)
33
d)
60
13.
Round the number four hundred sixty five to the nearest hundred.
a)
400
b)
500
c)
450
d)
550
14.
Which of the following is a multiple of seven?
a)
17
b)
24
c)
42
d)
55
15.

What is the time on this clock?

a)

25 to 3

b)

25 past 3

c)

25 to 2

d)

25 past 2

16.
35+40=
a)
75
b)
80
c)
85
d)
90
17.
20+30=
a)

70


b)
60
c)
50
d)
40
18.
25+30=
a)
45
b)
50
c)
40
d)
55
19.

What must be added to seventy-five to make one hundred?

a)

30

b)

15

c)

25

20.

How many metres in six hundred centimetres?

a)

60m

b)

6000m

c)

600m

d)

6m

21.

What is half of two thousand four hundred?

a)

1004

b)

1002

c)

1200

d)

1020

22.
2 x 5 =
a)
5
b)
10
c)
15
d)
20
23.
2 x 7 =
a)
7
b)
12
c)
14
d)
21
24.
2 x 8 =
a)
10
b)
14
c)
8
d)
16
25.
4 x 5 =
a)
20
b)
9
c)
16
d)
25
26.
6 x 6 =
a)
30
b)
36
c)
35
d)
12
27.

Double 340

a)

677

b)

680

c)

889

d)

567

28.

73+48+27+52=73+48+27+52=  

(a)  

29.

136+299=136+299=  

(a)  

30.

817−199=817-199=  

(a)  

31.

14×15=14\times15=  

(a)  

32.

14×19=14\times19=  

(a)  

33.

148÷4=148\div4=  

(a)  

34.

1296÷8=1296\div8=  

(a)  

35.

74÷5=74\div5=  

(a)  

36.

6×399=6\times399=  

(a)  

37.

172−29=172-29=  

(a)  

38.

What is thirty multiplied by six?

a)

18

b)

150

c)

180

39.

Is twenty-five exactly divisible by two?

a)

Yes

b)

No

40.

How many sides does a hexagon have?

a)

5

b)

6

c)

7

d)

8

41.

What must be added to seventy-five to make one hundred?

a)

30

b)

15

c)

25

42.

How many metres in six hundred centimetres?

a)

60m

b)

6000m

c)

600m

d)

6m

43.

Round twenty-three point seven to the nearest whole number.

a)

23

b)

237

c)

24

44.

What is half of two thousand four hundred?

a)

1004

b)

1002

c)

1200

d)

1020

45.

Which of these numbers is exactly divisible by nine: fifty three, fifty-four or fifty-five? Write down the correct number.

a)

53

b)

54

c)

55

46.

Which is the smallest: seven and three tenths or seven point zero three?

a)

7.03

b)

7.3

47.

Which one is twenty thousand and three.

a)

20,300

b)

2003

c)

20,003

48.

Twelve and one half as a decimal number. Which one is correct?

a)

12.5

b)

12.05

c)

13.5

49.

How many degrees must be added to an angle of thirty degrees to make one right angle?

a)

900

b)

1500

c)

600

50.

How many grams in one and a half kg?

a)

1050g

b)

150g

c)

1500g

51.

Six tenths in its simplest form. Which one is correct?

a)
b)
c)
52.

What change do you get from ten euro when you spend six euro seventy-five cent?

a)

€4.25

b)

€3 and 25 cents

c)

€2.25

53.

What number is exactly half way between forty and ninety?

a)

80

b)

sixty three

c)

65

d)

75

54.

A regular pentagon has sides of three centimetres. What is its perimeter?

a)

12cm

b)

15cm

c)

3cm + 3cm + 3cm + 3cm + 3cm +3cm

d)

3cm X 3cm

55.

Find the common multiples of three and seven which are greater than forty but smaller than sixty.

a)

42

b)

24

c)

54

d)

60

56.

One packet of marbles costs five euro ninety-nine cents. What is the cost of four such packets of marbles?

a)

€23.96

b)

€1.25

c)

twenty-two euro ninety-nine cents

57.

Share twenty-seven pieces of cake among five children. Give your answer as a mixed fraction.

a)
b)
c)
58.
What is 3 x  ____ = 300?
a)
10
b)
100
c)
1000
d)
1
59.

Solve the equation, 6.1 + 9.7 = ?

(a)  

60.

Solve the equation, 34.7 + 18.9 = ?

(a)  

61.

Solve the equation, 6.1 + 3.4 = ?

(a)  

62.

Solve the equation, 4.3 + 3.8 = ?

(a)  

63.

Solve the equation, 632 - ? = 400

(a)  

64.

Solve the equation, 3121 - ? = 2000

(a)  

65.

Solve the equation, 823 - 190 = ?

(a)  

66.

Solve the equation, 716 - 290 = ?

(a)  

67.

Solve the equation, 921 - 490 = ?

(a)  

68.

Solve the equation, 848 - 370 = ?

(a)  

69.

Solve the equation, 2687 - 49 = ?

(a)  

70.

Solve the equation, 8467 - 397 = ?

(a)  

71.

Solve the equation, 3594 - 53 = ?

(a)  

72.

Solve the equation, 7386 - 202 = ?

(a)  

73.

Solve the equation, 7668 - 3005 = ?

(a)  

74.
10 x 9 =
a)
81
b)
90
c)
99
d)
88
75.
12 x 11 =
a)
121
b)
143
c)
132
d)
123
76.
6  x 12 =
a)
72
b)
84
c)
63
d)
73
77.
8 x 4 =
a)
32
b)
28
c)
36
d)
24
78.
7 x 3 =
a)
18
b)
19
c)
23
d)
21
79.
6 x 8 =
a)
56
b)
42
c)
48
d)
54
80.

9 x 5 =

a)

54

b)

40

c)

44

d)

45

81.
7 x 5 =
a)
45
b)
40
c)
35
d)
30
82.
4 x 9 = 
a)
32
b)
36
c)
42
d)
46
83.
6 x 11 =
a)
60
b)
66
c)
56
d)
72
84.
9 x 3 =
a)
27
b)
30
c)
36
d)
24
85.
8 x 7 =
a)
54
b)
64
c)
56
d)
66
86.
6 x 7 =
a)
36
b)
49
c)
56
d)
42
87.
8 x 8 =
a)
49
b)
64
c)
81
d)
56
88.
11 x 11 = 
a)
132
b)
109
c)
121
d)
144
89.
9 x 6=
a)
54
b)
63
c)
72
d)
53
90.
3 x 3=
a)
9
b)
12
c)
6
d)
24
91.
7 x 3 = 
a)
21
b)
24
c)
37
d)
20
92.
4 x 6 =
a)
24
b)
46
c)
18
d)
26
93.
6 x 5 = 
a)
25
b)
30
c)
32
d)
35
94.
8 x 3 = 
a)
24
b)
32
c)
28
d)
19
95.
2 x 2 x 2=
a)
6
b)
8
c)
10
d)
12
96.
12 x 12=
a)
144
b)
142
c)
140
d)
146
97.
2 x 50=
a)
52
b)
82
c)
102
d)
100
98.
3 x 3 x 3=
a)
9
b)
12
c)
27
d)
54
99.
Which is the nearest ten to eighty-nine?
a)
90
b)
80
c)
70
d)
60
100.
How many days are there in two weeks?
a)
7
b)
21
c)
28
d)
14

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