20問 掛け算・割り算 分数掛け算・割り算 数学・算数の教材公開ページ

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(1)

(1) 53 ÷ 1

9 × 7

6 = (2)

5 4 ÷

5 4 ÷

1

8 = (3)

2 9 ÷

5 3 ÷

11 6 =

(4) 116 × 9

5 × 8

3 = (5)

7 4 ×

1 2 ×

4

3 = (6)

7 4 ÷

3 4 ×

3 8 =

(7) 32 × 5

9 ÷ 1

6 = (8)

5 9 ÷

1 6 ×

1

2 = (9)

5 6 ÷

2 9 ÷

1 4 =

(10) 116 ÷ 1

6 ÷ 5

3 = (11) 3 4 ÷

5 4 ×

3

2 = (12) 5 6 ÷

5 6 ÷

5 2 =

(13) 116 × 8

3 ÷ 7

6 = (14) 9 4 ×

7 3 ×

11

6 = (15) 3 2 ÷

5 4 ×

7 6 =

(16) 18 × 11

6 ÷ 5

4 = (17) 4 3 ÷

4 9 ×

11

6 = (18) 3 8 ÷

7 4 ×

5 4 =

(19) 83 ÷ 11

6 × 1

6 = (20) 1 4 ÷

5 2 ÷

(2)

(1) 53 ÷ 1

9 × 7 6 =

35

2

(2) 54 ÷ 5

4 ÷ 1

8 =

8

(3) 2 9 ÷

5 3 ÷

11 6 =

4

55

(4) 116 × 9

5 × 8 3 =

44

5

(5)

7 4 ×

1 2 ×

4 3 =

7

6

(6)

7 4 ÷

3 4 ×

3 8 =

7

8

(7) 32 × 5

9 ÷ 1

6 =

5

(8) 5 9 ÷

1 6 ×

1 2 =

5

3

(9) 56 ÷ 2

9 ÷ 1

4 =

15

(10) 116 ÷ 1

6 ÷ 5 3 =

33

5

(11)

3 4 ÷

5 4 ×

3 2 =

9

10

(12)

5 6 ÷

5 6 ÷

5 2 =

2

5

(13) 116 × 8

3 ÷ 7 6 =

88

21

(14)

9 4 ×

7 3 ×

11 6 =

77

8

(15)

3 2 ÷

5 4 ×

7 6 =

7

5

(16) 18 × 11

6 ÷ 5 4 =

11

60

(17)

4 3 ÷

4 9 ×

11 6 =

11

2

(18)

3 8 ÷

7 4 ×

5 4 =

15

56

(19) 83 ÷ 11

6 × 1 6 =

8

33

(20)

1 4 ÷

5 2 ÷

5 6 =

3

(3)

(1) 56 × 5

3 ×9 = (2) 8 3 ×

11 6 ÷

1

9 = (3)

1 6 ÷

7 9 ÷

3 4 =

(4) 74 ÷ 5

6 ÷ 5

4 = (5)

8 3 ×

9 8 ×

1

6 = (6)

1 4 ×

7 8 ÷

1 4 =

(7) 13 ÷ 7

6 × 5

4 = (8)

5 4 ÷

5 6 ÷

3

4 = (9)

7 4 ÷

7 6 ÷

5 8 =

(10) 83 × 1

6 ÷ 1

9 = (11) 11

6 × 1 3 ÷

11

6 = (12) 1 8 ÷

7 4 ×

5 6 =

(13) 78 ÷ 5

4 × 5

4 = (14) 5 8 ×

1 4 ÷

7

4 = (15) 1 6 ×

1 6 ÷

7 6 =

(16) 12 ÷ 7

6 × 5

6 = (17) 1 3 ÷

5 9 ×

11

6 = (18) 11

6 ÷ 3 4 ÷

4 3 =

(19) 12 × 4

9 × 6

5 = (20) 1 6 ÷

1 6 ÷

(4)

(1) 56 × 5

3 ×9 =

25

2

(2) 83 × 11

6 ÷ 1

9 =

44

(3) 1 6 ÷

7 9 ÷

3 4 =

2

7

(4) 74 ÷ 5

6 ÷ 5 4 =

42

25

(5)

8 3 ×

9 8 ×

1 6 =

1

2

(6)

1 4 ×

7 8 ÷

1 4 =

7

8

(7) 13 ÷ 7

6 × 5 4 =

5

14

(8) 54 ÷ 5

6 ÷ 3

4 =

2

(9) 7 4 ÷

7 6 ÷

5 8 =

12

5

(10) 83 × 1

6 ÷ 1

9 =

4

(11) 11 6 ×

1 3 ÷

11 6 =

1

3

(12)

1 8 ÷

7 4 ×

5 6 =

5

84

(13) 78 ÷ 5

4 × 5 4 =

7

8

(14)

5 8 ×

1 4 ÷

7 4 =

5

56

(15)

1 6 ×

1 6 ÷

7 6 =

1

42

(16) 12 ÷ 7

6 × 5 6 =

5

14

(17)

1 3 ÷

5 9 ×

11 6 =

11

10

(18)

11 6 ÷

3 4 ÷

4 3 =

11

6

(19) 12 × 4

9 × 6 5 =

4

15

(20)

1 6 ÷

1 6 ÷

3 2 =

2

(5)

(1) 73 × 5

6 ÷ 2

9 = (2)

1 3 ÷

7 6 ×

1

4 = (3)

2 3 ×

3 4 ÷

5 6 =

(4) 76 × 4

3 ÷ 2

9 = (5)

1 6 ÷

1 6 ÷

7

6 = (6)

1 6 ÷

11 6 ÷

1 2 =

(7) 34 × 5

3 ÷ 11

6 = (8)

6 5 ×

1 6 ×

11

6 = (9)

3 4 ÷

5 6 ×

8 9 =

(10) 16 × 1

3 ÷ 8

9 = (11) 3 4 ÷

7 4 ÷

3

2 = (12) 5 6 ÷

8 9 ×

7 3 =

(13) 67 × 7

6 × 1

3 = (14) 3 4 ÷

7 4 ×

5

2 = (15) 3 4 ×

4 7 ×

3 2 =

(16) 56 × 6

5 × 11

6 = (17) 5 6 ÷

11 6 ×

1

2 = (18) 1 6 ÷

1 2 ÷

7 9 =

(19) 34 ÷ 5

8 ÷ 3

4 = (20) 11

6 ÷ 5 6 ÷

(6)

(1) 73 × 5

6 ÷ 2 9 =

35

4

(2)

1 3 ÷

7 6 ×

1 4 =

1

14

(3)

2 3 ×

3 4 ÷

5 6 =

3

5

(4) 76 × 4

3 ÷ 2

9 =

7

(5) 1 6 ÷

1 6 ÷

7 6 =

6

7

(6)

1 6 ÷

11 6 ÷

1 2 =

2

11

(7) 34 × 5

3 ÷ 11

6 =

15

22

(8)

6 5 ×

1 6 ×

11 6 =

11

30

(9)

3 4 ÷

5 6 ×

8 9 =

4

5

(10) 16 × 1

3 ÷ 8 9 =

1

16

(11)

3 4 ÷

7 4 ÷

3 2 =

2

7

(12)

5 6 ÷

8 9 ×

7 3 =

35

16

(13) 67 × 7

6 × 1 3 =

1

3

(14)

3 4 ÷

7 4 ×

5 2 =

15

14

(15)

3 4 ×

4 7 ×

3 2 =

9

14

(16) 56 × 6

5 × 11

6 =

11

6

(17)

5 6 ÷

11 6 ×

1 2 =

5

22

(18)

1 6 ÷

1 2 ÷

7 9 =

3

7

(19) 34 ÷ 5

8 ÷ 3 4 =

8

5

(20)

11 6 ÷

5 6 ÷

11 6 =

6

(7)

(1) 54 ÷ 5

6 × 4

9 = (2)

5 6 ×

7 3 ÷

5

6 = (3)

5 4 ×

4 9 ×

6 11 =

(4) 79 × 6

11 × 5

4 = (5)

3 4 ÷

1 6 ×

5

3 = (6)

1 6 ×

1 2 ×

6 7 =

(7) 52 × 4

5 × 3

4 = (8)

1 2 ×

4 7 ×

1

6 = (9)

3 2 ×

7 9 ÷

5 6 =

(10) 6× 5

6 × 1

3 = (11) 1 6 ×

7 6 ÷

7

6 = (12) 5 4 ÷

3 2 ÷

5 6 =

(13) 16 × 3

2 ÷ 5

4 = (14) 3 2 ÷

1 6 ×

1

9 = (15) 11

6 ÷ 5 9 ×

5 3 =

(16) 13 ÷ 11

6 × 11

6 = (17) 2 3 ÷

11 6 ×

1

4 = (18) 5 4 ÷

5 6 ÷

3 4 =

(19) 116 ÷ 2

9 × 5

3 = (20) 6 7 ×

5 6 ×

(8)

(1) 54 ÷ 5

6 × 4 9 =

2

3

(2)

5 6 ×

7 3 ÷

5 6 =

7

3

(3)

5 4 ×

4 9 ×

6 11 =

10

33

(4) 79 × 6

11 × 5 4 =

35

66

(5)

3 4 ÷

1 6 ×

5 3 =

15

2

(6)

1 6 ×

1 2 ×

6 7 =

1

14

(7) 52 × 4

5 × 3 4 =

3

2

(8)

1 2 ×

4 7 ×

1 6 =

1

21

(9)

3 2 ×

7 9 ÷

5 6 =

7

5

(10) 6× 5

6 × 1 3 =

5

3

(11)

1 6 ×

7 6 ÷

7 6 =

1

6

(12) 54 ÷ 3

2 ÷ 5

6 =

1

(13) 16 × 3

2 ÷ 5 4 =

1

5

(14) 32 ÷ 1

6 × 1

9 =

1

(15) 11 6 ÷

5 9 ×

5 3 =

11

2

(16) 13 ÷ 11

6 × 11

6 =

1

3

(17)

2 3 ÷

11 6 ×

1 4 =

1

11

(18) 54 ÷ 5

6 ÷ 3

4 =

2

(19) 116 ÷ 2

9 × 5 3 =

55

4

(20)

6 7 ×

5 6 ×

2 3 =

10

(9)

(1) 74 × 4

3 × 6

11 = (2) 7 6 ×

2 3 ÷

7

6 = (3)

7 6 ×

1 6 ÷

7 6 =

(4) 76 ÷ 7

6 ÷ 4

3 = (5)

7 6 ÷

4 9 ÷

1

2 = (6)

5 2 ÷

3 4 ×

1 8 =

(7) 74 ÷ 7

6 ÷ 3

2 = (8)

5 4 ÷

5 6 ÷

1

2 = (9)

2 9 ÷

5 6 ÷

5 3 =

(10) 76 ×9× 4

3 = (11) 4 9 ×

5 2 ÷

11

6 = (12) 7 6 ÷

7 6 ×

3 2 =

(13) 9× 7

6 × 4

3 = (14) 1 6 ÷

1 6 ÷

5

6 = (15) 7 4 ÷

7 6 ×

5 9 =

(16) 76 × 1

3 ÷ 7

9 = (17) 7 8 ×

5 6 ÷

7

4 = (18) 7 6 ÷

11 6 ÷

2 3 =

(19) 83 × 5

6 ÷ 7

9 = (20) 7 3 ×

7 6 ÷

(10)

(1) 74 × 4

3 × 6 11 =

14

11

(2)

7 6 ×

2 3 ÷

7 6 =

2

3

(3)

7 6 ×

1 6 ÷

7 6 =

1

6

(4) 76 ÷ 7

6 ÷ 4 3 =

3

4

(5)

7 6 ÷

4 9 ÷

1 2 =

21

4

(6)

5 2 ÷

3 4 ×

1 8 =

5

12

(7) 74 ÷ 7

6 ÷ 3

2 =

1

(8) 5 4 ÷

5 6 ÷

1

2 =

3

(9) 2 9 ÷

5 6 ÷

5 3 =

4

25

(10) 76 ×9× 4

3 =

14

(11) 4 9 ×

5 2 ÷

11 6 =

20

33

(12)

7 6 ÷

7 6 ×

3 2 =

3

2

(13) 9× 7

6 × 4

3 =

14

(14) 1 6 ÷

1 6 ÷

5 6 =

6

5

(15)

7 4 ÷

7 6 ×

5 9 =

5

6

(16) 76 × 1

3 ÷ 7 9 =

1

2

(17)

7 8 ×

5 6 ÷

7 4 =

5

12

(18)

7 6 ÷

11 6 ÷

2 3 =

21

22

(19) 83 × 5

6 ÷ 7 9 =

20

7

(20)

7 3 ×

7 6 ÷

7 9 =

7

(11)

(1) 76 ÷ 5

6 × 8

3 = (2)

11 6 ÷

5 2 ÷

2

9 = (3)

11 6 ÷

5 6 ×

4 3 =

(4) 116 × 4

3 ÷ 8

9 = (5)

3 2 ×

1 9 ÷

5

6 = (6)

11 6 ×

4 3 ÷

7 9 =

(7) 56 ÷ 5

9 × 8

3 = (8)

11 6 ÷

7 6 ÷

11

6 = (9) 1 6 ÷

5 6 ×

1 3 =

(10) 116 × 7

6 ÷ 5

6 = (11) 1 6 ÷

2 9 ×

8

3 = (12) 4 3 ÷

2 9 ×

11 6 =

(13) 79 × 1

2 ÷ 11

6 = (14) 5 6 ÷

7 6 ×

3

2 = (15) 1 6 ÷

7 6 ×

11 6 =

(16) 43 × 3

2 × 5

4 = (17) 9 4 ×

1 3 ×

7

6 = (18) 1 9 ÷

11 6 ×

1 2 =

(19) 56 ÷ 8

9 × 5

3 = (20) 5 2 ×

7 9 ÷

(12)

(1) 76 ÷ 5

6 × 8 3 =

56

15

(2)

11 6 ÷

5 2 ÷

2 9 =

33

10

(3)

11 6 ÷

5 6 ×

4 3 =

44

15

(4) 116 × 4

3 ÷ 8 9 =

11

4

(5)

3 2 ×

1 9 ÷

5 6 =

1

5

(6)

11 6 ×

4 3 ÷

7 9 =

22

7

(7) 56 ÷ 5

9 × 8

3 =

4

(8) 11 6 ÷

7 6 ÷

11 6 =

6

7

(9)

1 6 ÷

5 6 ×

1 3 =

1

15

(10) 116 × 7

6 ÷ 5 6 =

77

30

(11) 16 ÷ 2

9 × 8

3 =

2

(12) 4 3 ÷

2 9 ×

11

6 =

11

(13) 79 × 1

2 ÷ 11

6 =

7

33

(14)

5 6 ÷

7 6 ×

3 2 =

15

14

(15)

1 6 ÷

7 6 ×

11 6 =

11

42

(16) 43 × 3

2 × 5 4 =

5

2

(17)

9 4 ×

1 3 ×

7 6 =

7

8

(18)

1 9 ÷

11 6 ×

1 2 =

1

33

(19) 56 ÷ 8

9 × 5 3 =

25

16

(20)

5 2 ×

7 9 ÷

11 6 =

35

(13)

(1) 16 ÷ 1

6 ÷ 1

6 = (2)

7 9 ÷

7 3 ÷

5

6 = (3)

8 9 ÷

7 6 ÷

2 3 =

(4) 43 × 11

6 × 6

5 = (5)

5 6 ÷

5 6 ×

7

6 = (6)

1 6 ×

1 3 ÷

11 6 =

(7) 74 ÷ 5

4 ÷ 3

8 = (8)

1 3 ×

5 6 ×

9

2 = (9)

5 2 ÷

7 6 ×

7 9 =

(10) 13 × 5

6 ÷ 4

9 = (11) 3 4 ÷

5 2 ÷

7

4 = (12) 5 6 ÷

11 6 ×

7 6 =

(13) 53 × 7

6 ÷ 8

9 = (14) 1 6 ÷

3 2 ÷

7

6 = (15) 1 2 ÷

7 6 ×

1 6 =

(16) 49 ÷ 4

3 ÷ 5

6 = (17) 3 2 ×

1 8 ÷

7

4 = (18) 5 2 ×

2 9 ÷

1 6 =

(19) 56 ÷ 5

9 × 4

3 = (20) 5 2 ÷

1 4 ×

(14)

(1) 16 ÷ 1

6 ÷ 1

6 =

6

(2) 7 9 ÷

7 3 ÷

5 6 =

2

5

(3)

8 9 ÷

7 6 ÷

2 3 =

8

7

(4) 43 × 11

6 × 6 5 =

44

15

(5)

5 6 ÷

5 6 ×

7 6 =

7

6

(6)

1 6 ×

1 3 ÷

11 6 =

1

33

(7) 74 ÷ 5

4 ÷ 3 8 =

56

15

(8)

1 3 ×

5 6 ×

9 2 =

5

4

(9)

5 2 ÷

7 6 ×

7 9 =

5

3

(10) 13 × 5

6 ÷ 4 9 =

5

8

(11)

3 4 ÷

5 2 ÷

7 4 =

6

35

(12)

5 6 ÷

11 6 ×

7 6 =

35

66

(13) 53 × 7

6 ÷ 8 9 =

35

16

(14)

1 6 ÷

3 2 ÷

7 6 =

2

21

(15)

1 2 ÷

7 6 ×

1 6 =

1

14

(16) 49 ÷ 4

3 ÷ 5 6 =

2

5

(17)

3 2 ×

1 8 ÷

7 4 =

3

28

(18)

5 2 ×

2 9 ÷

1 6 =

10

3

(19) 56 ÷ 5

9 × 4

3 =

2

(20) 5 2 ÷

1 4 ×

7 4 =

35

(15)

(1) 56 ÷ 5

9 ÷ 5

4 = (2)

11 6 ×

7 8 ×

4

3 = (3)

5 4 ÷

1 4 ÷

3 2 =

(4) 83 ÷ 2

9 × 5

6 = (5)

5 3 ×

5 4 ÷

1

6 = (6)

1 4 ×

6 5 ×

5 9 =

(7) 14 ÷ 3

2 ÷ 1

4 = (8)

4 9 ÷

11 6 ×

3

4 = (9)

5 4 ×

1 9 ÷

7 6 =

(10) 32 ÷ 3

4 × 7

6 = (11) 5 6 ÷

1 6 ÷

1

2 = (12) 7 4 ÷

7 4 ×

3 2 =

(13) 43 ÷ 5

9 × 11

6 = (14) 6 11 ×

7 3 ×

1

4 = (15) 3 2 ×

4 3 ×

3 8 =

(16) 76 × 4

5 × 3

2 = (17) 6 7 ×

1 2 ×

7

6 = (18) 11

6 ÷ 11

6 ÷ 7 3 =

(19) 56 × 7

6 × 6

11 = (20) 1 6 ×

4 3 ×

(16)

(1) 56 ÷ 5

9 ÷ 5 4 =

6

5

(2)

11 6 ×

7 8 ×

4 3 =

77

36

(3)

5 4 ÷

1 4 ÷

3 2 =

10

3

(4) 83 ÷ 2

9 × 5

6 =

10

(5) 5 3 ×

5 4 ÷

1 6 =

25

2

(6)

1 4 ×

6 5 ×

5 9 =

1

6

(7) 14 ÷ 3

2 ÷ 1 4 =

2

3

(8)

4 9 ÷

11 6 ×

3 4 =

2

11

(9)

5 4 ×

1 9 ÷

7 6 =

5

42

(10) 32 ÷ 3

4 × 7 6 =

7

3

(11) 56 ÷ 1

6 ÷ 1

2 =

10

(12) 7 4 ÷

7 4 ×

3 2 =

3

2

(13) 43 ÷ 5

9 × 11

6 =

22

5

(14)

6 11 ×

7 3 ×

1 4 =

7

22

(15)

3 2 ×

4 3 ×

3 8 =

3

4

(16) 76 × 4

5 × 3 2 =

7

5

(17)

6 7 ×

1 2 ×

7 6 =

1

2

(18)

11 6 ÷

11 6 ÷

7 3 =

3

7

(19) 56 × 7

6 × 6 11 =

35

66

(20)

1 6 ×

4 3 ×

6 11 =

4

(17)

(1) 56 ÷ 3

2 ÷ 11

6 = (2)

7 6 ÷

11 6 ×

8

3 = (3)

4 5 ×

7 8 ×

1 4 =

(4) 83 × 1

4 ÷ 7

6 = (5)

7 3 ÷

5 6 ×

11

6 = (6)

1 2 ×

11 6 ÷

11 6 =

(7) 53 ÷ 2

9 × 7

6 = (8)

6 5 ×

4 9 ×

3

2 = (9)

4 7 ×

1 4 ×

7 8 =

(10) 65 × 3

4 × 7

9 = (11) 1 6 ÷

1 2 ÷

1

6 = (12) 7 8 ×

3 2 ÷

3 4 =

(13) 32 ÷ 7

6 × 8

9 = (14) 11

6 ÷ 5 4 ÷

7

3 = (15) 1 6 ×

1 6 ÷

5 6 =

(16) 116 ×9× 7

3 = (17) 1 4 ÷

1 8 ÷

1

6 = (18) 5 6 ×

7 6 ÷

11 6 =

(19) 34 × 5

3 ÷ 5

6 = (20) 7 4 ÷

7 6 ÷

(18)

(1) 56 ÷ 3

2 ÷ 11

6 =

10

33

(2)

7 6 ÷

11 6 ×

8 3 =

56

33

(3)

4 5 ×

7 8 ×

1 4 =

7

40

(4) 83 × 1

4 ÷ 7 6 =

4

7

(5)

7 3 ÷

5 6 ×

11 6 =

77

15

(6)

1 2 ×

11 6 ÷

11 6 =

1

2

(7) 53 ÷ 2

9 × 7 6 =

35

4

(8)

6 5 ×

4 9 ×

3 2 =

4

5

(9)

4 7 ×

1 4 ×

7 8 =

1

8

(10) 65 × 3

4 × 7 9 =

7

10

(11) 16 ÷ 1

2 ÷ 1

6 =

2

(12) 7 8 ×

3 2 ÷

3 4 =

7

4

(13) 32 ÷ 7

6 × 8 9 =

8

7

(14)

11 6 ÷

5 4 ÷

7 3 =

22

35

(15)

1 6 ×

1 6 ÷

5 6 =

1

30

(16) 116 ×9× 7

3 =

77

2

(17) 14 ÷ 1

8 ÷ 1

6 =

12

(18) 5 6 ×

7 6 ÷

11 6 =

35

66

(19) 34 × 5

3 ÷ 5 6 =

3

2

(20)

7 4 ÷

7 6 ÷

5 4 =

6

(19)

(1) 47 × 1

8 × 3

4 = (2)

3 4 ÷

3 8 ÷

1

2 = (3)

3 2 ÷

5 6 ×

11 6 =

(4) 116 ÷ 5

3 ÷ 7

4 = (5)

11 6 ÷

2 3 ÷

1

6 = (6)

5 6 ×

1 4 ×

4 7 =

(7) 12 × 11

6 × 4

3 = (8)

9 4 ×

11 6 ×

2

3 = (9)

1 3 ×

1 6 ÷

7 9 =

(10) 52 ÷ 3

4 × 1

4 = (11) 5 4 ×

3 2 ÷

7

4 = (12) 7 6 ×

7 3 ÷

7 9 =

(13) 56 ÷ 11

6 ÷ 3

2 = (14) 7

6 ×6× 1

6 = (15) 2 9 ÷

1 6 ÷

1 3 =

(16) 34 × 5

2 ÷ 1

4 = (17) 5 2 ×

5 4 ÷

1

4 = (18) 7 4 ×

5 9 ÷

7 6 =

(19) 6× 7

4 × 1

3 = (20) 7 4 ÷

5 4 ÷

(20)

(1) 47 × 1

8 × 3 4 =

3

56

(2) 34 ÷ 3

8 ÷ 1

2 =

4

(3) 3 2 ÷

5 6 ×

11 6 =

33

10

(4) 116 ÷ 5

3 ÷ 7 4 =

22

35

(5)

11 6 ÷

2 3 ÷

1 6 =

33

2

(6)

5 6 ×

1 4 ×

4 7 =

5

42

(7) 12 × 11

6 × 4 3 =

11

9

(8)

9 4 ×

11 6 ×

2 3 =

11

4

(9)

1 3 ×

1 6 ÷

7 9 =

1

14

(10) 52 ÷ 3

4 × 1 4 =

5

6

(11)

5 4 ×

3 2 ÷

7 4 =

15

14

(12)

7 6 ×

7 3 ÷

7 9 =

7

2

(13) 56 ÷ 11

6 ÷ 3 2 =

10

33

(14)

7

6 ×6× 1 6 =

7

6

(15) 29 ÷ 1

6 ÷ 1

3 =

4

(16) 34 × 5

2 ÷ 1 4 =

15

2

(17)

5 2 ×

5 4 ÷

1 4 =

25

2

(18)

7 4 ×

5 9 ÷

7 6 =

5

6

(19) 6× 7

4 × 1 3 =

7

2

(20)

7 4 ÷

5 4 ÷

1 8 =

56

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