Free Printable คิดเลขเร็ว 1

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Worksheets

คิดเลขเร็ว 1

Total questions: 10

Worksheet time: 3mins

Name

Class

Date

1.

19 + 20 + 21 = ?

a)

50

b)

60

c)

70

d)

80

2.

12 – 13 + 14 = ?

a)

12

b)

13

c)

14

d)

15

3.

9 + 10 + 11 + 12 + 13 = ?

a)

22

b)

33

c)

44

d)

55

4.

20 – 21 + 22 – 23 + 24 = ?

a)

21

b)

22

c)

23

d)

24

5.

30 – 9 – 9 – 9 = ?

a)

1

b)

2

c)

3

d)

4

6.

73 + 9 + 9 + 9 = ?

a)

70

b)

80

c)

90

d)

100

7.

50 – 19 – 19 = ?

a)

10

b)

11

c)

12

d)

13

8.

11 + 19 + 12 + 18 = ?

a)

50

b)

60

c)

70

d)

80

9.

1 + 2 + 3 + … + 10 = ?

a)

35

b)

45

c)

55

d)

65

10.

11 + 12 + 13 + … + 20 = ?

a)

125

b)

135

c)

145

d)

155

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