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Worksheets

Ôn tập bảng cửu chương

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

3 x 2

a)

5

b)

7

c)

6

d)

5

2.

9 x 4

a)

16

b)

36

c)

14

d)

số 8

3.

5 x 6

a)

30

b)

7

c)

số 8

d)

9

4.

7x7

a)

14

b)

12

c)

16

d)

49

5.

9x9

a)

81

b)

72

c)

63

6.

11 x 11

a)

141

b)

221

c)

112

d)

121

7.

2 x 9 =

a)

14

b)

18

c)

16

d)

14

8.

7 x 6 =

a)

72

b)

27

c)

42

d)

48

9.

4 x 6

a)

42

b)

24

c)

28

d)

32

10.

3 x 8

a)

52

b)

25

c)

22

d)

24

11.

10 x 10

a)

05

b)

50

c)

100

d)

20

12.

7 x 3

a)

30

b)

3

c)

21

d)

14

13.

(a+b)2=\left(a+b\right)^2=

a)

a2+2.a.b+b2a^2+2.a.b+b^2

b)

a22.a.b+b2a^2-2.a.b+b^2

c)

a+2.a.b+b2a+2.a.b+b^2

d)

a2+a.b+b2a^2+a.b+b^2

14.

3x3

a)

4

b)

6

c)

9

15.

9 x 6 =

a)

45

b)

54

c)

63

d)

36

16.

8 x 8

a)

72

b)

49

c)

64

d)

91

17.

6 x 7 =

a)

42

b)

49

c)

48

d)

36

18.

7 x 8 =

a)

49

b)

72

c)

64

d)

56

19.

8 x 9 =

a)

48

b)

56

c)

72

d)

64

20.

a2b2a^2-b^2 =

a)

(ab)(a+b)\left(a-b\right)\left(a+b\right)

b)

a2+2.a.b+b2a^2+2.a.b+b^2

c)

a2+a.b+b2a^2+a.b+b^2

d)

(ab)(ab)\left(a-b\right)\left(a-b\right)