20問 掛け算 分数掛け算 数学・算数の教材公開ページ

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(1)

(1) 116 × 56 × 67 = (2) 74 × 67 × 43 = (3) 6× 73 × 14 =

(4) 13 × 98 × 116 = (5) 13 ×6× 34 = (6) 116 × 52 × 29 =

(7) 116 × 58 × 43 = (8) 83 × 67 × 97 = (9) 32 × 19 × 67 =

(10) 97 × 116 × 43 = (11) 67 × 98 × 74 = (12) 34 × 83 × 116 =

(13) 47 × 18 × 52 = (14) 23 × 67 × 97 = (15) 16 × 116 × 43 =

(16) 16 × 45 × 78 = (17) 65 × 12 × 29 = (18) 116 × 32 ×6 =

(2)

(1) 116 × 56 × 67 =

55

42

(2) 74 × 67 × 43 =

2

(3) 6

× 73 × 14 =

7

2

(4) 13 × 98 × 116 =

11

16

(5)

1

3 ×6× 3 4 =

3

2

(6)

6 11 ×

5 2 ×

2 9 =

10

33

(7) 116 × 58 × 43 =

55

36

(8) 83 × 76 × 97 =

4

(9) 3 2 ×

1 9 ×

6 7 =

1

7

(10) 97 × 116 × 43 =

22

7

(11)

6 7 ×

8 9 ×

7 4 =

4

3

(12)

3 4 ×

8 3 ×

6 11 =

12

11

(13) 47 × 18 × 52 =

5

28

(14) 23 × 76 × 97 =

1

(15) 1 6 ×

6 11 ×

4 3 =

4

33

(16) 16 × 45 × 78 =

7

60

(17)

6 5 ×

1 2 ×

2 9 =

2

15

(18)

11 6 ×

3

2 ×6 =

33

2

(19) 16 ×6× 76 =

7

6

(20)

1 6 ×

7

3 ×6 =

7

(3)

(1) 16 × 12 ×4 = (2) 12 × 79 × 116 = (3) 47 × 18 × 54 =

(4) 76 × 67 × 16 = (5) 23 × 56 × 54 = (6) 73 × 56 × 94 =

(7) 56 × 45 × 18 = (8) 32 × 116 × 65 = (9) 16 × 116 × 65 =

(10) 53 × 74 × 116 = (11) 45 × 67 × 54 = (12) 73 × 98 × 116 =

(13) 12 × 116 × 45 = (14) 98 × 34 × 116 = (15) 56 × 65 × 116 =

(16) 65 × 74 × 29 = (17) 54 × 76 × 29 = (18) 116 × 95 × 13 =

(19) 6× 8 9 ×

1

2 = (20) 8 3 ×

1 6 ×

(4)

(1) 16 × 12 ×4 =

1

3

(2) 1 2 × 7 9 × 6 11 =

7

33

(3) 4 7 × 1 8 × 5 4 =

5

56

(4) 76 × 67 × 16 =

1

6

(5) 23 × 65 × 54 =

1

(6) 7 3 × 5 6 × 9 4 =

35

8

(7) 56 × 45 × 18 =

1

12

(8) 3 2 × 11 6 × 6 5 =

33

10

(9) 1 6 × 11 6 × 6 5 =

11

30

(10) 53 × 74 × 116 =

35

22

(11) 4 5 × 7 6 × 5 4 =

7

6

(12) 7 3 × 9 8 × 11 6 =

77

16

(13) 12 × 116 × 45 =

11

15

(14) 9 8 × 4 3 × 11 6 =

11

4

(15) 5 6 × 6 5 × 11 6 =

11

6

(16) 65 × 74 × 29 =

7

15

(17) 5 4 × 6 7 × 2 9 =

5

21

(18) 11 6 × 9 5 × 1 3 =

11

10

(5)

(1) 116 × 56 × 32 = (2) 14 × 34 × 116 = (3) 43 × 116 × 92 =

(4) 116 × 97 × 13 = (5) 92 × 65 × 13 = (6) 47 × 74 × 18 =

(7) 83 ×6× 54 = (8) 43 × 67 × 67 = (9) 58 × 47 × 52 =

(10) 67 × 32 × 116 = (11) 13 × 34 ×6 = (12) 116 × 29 × 54 =

(13) 116 × 18 × 47 = (14) 47 × 21 × 14 = (15) 53 × 67 × 16 =

(16) 6× 7 6 ×

3

2 = (17) 6 7 ×

7 9 ×

7

4 = (18) 11

6 × 4 7 ×

1 8 =

(6)

(1) 116 × 56 × 32 =

15

22

(2) 1 4 × 4 3 × 6 11 =

2

11

(3) 43 × 116 × 92 =

11

(4) 116 × 97 × 13 =

11

14

(5) 9 2 × 5 6 × 1 3 =

5

4

(6) 4 7 × 7 4 × 1 8 =

1

8

(7) 83 ×6× 54 =

20

(8) 4 3 × 7 6 × 6 7 =

4

3

(9) 5 8 × 4 7 × 5 2 =

25

28

(10) 67 × 32 × 116 =

33

14

(11)

1 3 ×

3

4 ×6 =

3

2

(12) 6 11 × 2 9 × 5 4 =

5

33

(13) 116 × 18 × 47 =

11

84

(14) 4 7 × 1 2 × 1 4 =

1

14

(15) 5 3 × 6 7 × 1 6 =

5

21

(16) 6× 7 6 × 3 2 =

21

2

(17) 6 7 × 7 9 × 7 4 =

7

6

(18) 11 6 × 4 7 × 1 8 =

11

84

(7)

(1) 76 × 58 ×4 = (2) 43 × 16 × 97 = (3) 19 × 67 × 12 =

(4) 76 × 13 × 98 = (5) 98 × 35 × 76 = (6) 16 × 116 × 16 =

(7) 116 × 116 × 56 = (8) 12 ×6× 29 = (9) 13 × 95 × 56 =

(10) 12 × 56 × 65 = (11) 89 ×6× 52 = (12) 9× 43 × 116 =

(13) 94 × 13 × 56 = (14) 34 × 43 × 58 = (15) 6× 116 × 13 =

(16) 56 × 116 × 32 = (17) 47 × 83 × 12 = (18) 34 × 59 × 116 =

(8)

(1) 76 × 58 ×4 =

35

12

(2) 4 3 × 1 6 × 9 7 =

2

7

(3) 1 9 × 6 7 × 1 2 =

1

21

(4) 76 × 13 × 98 =

7

16

(5) 9 8 × 5 3 × 7 6 =

35

16

(6) 1 6 × 6 11 × 1 6 =

1

66

(7) 116 × 116 × 56 =

5

6

(8)

1

2 ×6× 2 9 =

2

3

(9) 1 3 × 9 5 × 5 6 =

1

2

(10) 12 × 56 × 65 =

1

2

(11)

8

9 ×6× 5 2 =

40

3

(12) 9× 4 3 ×

11

6 =

22

(13) 94 × 13 × 56 =

5

8

(14) 3 4 × 4 3 × 5 8 =

5

8

(15) 6×

11 6 × 1 3 =

11

3

(16) 56 × 116 × 32 =

15

22

(17) 4 7 × 3 8 × 1 2 =

3

28

(18) 3 4 × 5 9 × 6 11 =

5

22

(9)

(1) 74 ×6× 89 = (2) 73 × 65 × 94 = (3) 116 × 29 × 74 =

(4) 19 × 116 × 52 = (5) 4× 61 × 18 = (6) 12 × 43 × 116 =

(7) 23 ×6× 76 = (8) 83 × 14 ×6 = (9) 54 × 116 × 45 =

(10) 32 ×6× 49 = (11) 76 × 74 × 34 = (12) 52 × 65 × 56 =

(13) 45 × 34 × 78 = (14) 34 × 37 × 65 = (15) 49 × 116 × 52 =

(16) 76 ×6× 12 = (17) 9× 53 × 16 = (18) 83 × 16 × 92 =

(10)

(1) 74 ×6× 89 =

28

3

(2) 7 3 × 5 6 × 9 4 =

35

8

(3) 6 11 × 2 9 × 7 4 =

7

33

(4) 19 × 116 × 52 =

5

33

(5) 4×

1 6 × 1 8 =

1

12

(6) 1 2 × 4 3 × 11 6 =

11

9

(7) 23 ×6× 76 =

14

3

(8) 83 × 14 ×6 =

4

(9) 5 4 × 11 6 × 4 5 =

11

6

(10) 32 ×6× 49 =

4

(11) 7 6 × 4 7 × 3 4 =

1

2

(12) 5 2 × 6 5 × 5 6 =

5

2

(13) 45 × 34 × 78 =

21

40

(14) 3 4 × 7 3 × 6 5 =

21

10

(15) 4 9 × 6 11 × 5 2 =

20

33

(16) 76 ×6× 12 =

7

2

(17) 9×

5 3 × 1 6 =

5

2

(18) 83 × 16 × 92 =

2

(19) 74 × 83 × 65 =

28

5

(20)

1

3 ×9× 5 6 =

5

(11)

(1) 16 × 83 × 95 = (2) 32 × 56 × 89 = (3) 76 × 83 × 95 =

(4) 34 × 43 × 56 = (5) 116 × 32 × 98 = (6) 56 × 74 × 43 =

(7) 67 × 32 × 89 = (8) 116 × 94 × 74 = (9) 16 × 65 × 43 =

(10) 116 × 56 × 32 = (11) 6× 25 × 49 = (12) 16 × 43 × 78 =

(13) 32 × 47 × 14 = (14) 89 ×6× 32 = (15) 89 × 12 × 116 =

(16) 76 × 116 × 116 = (17) 32 × 116 × 76 = (18) 16 × 94 × 83 =

(12)

(1) 16 × 83 × 95 =

4

5

(2) 3 2 × 6 5 × 8 9 =

8

5

(3) 7 6 × 8 3 × 9 5 =

28

5

(4) 34 × 43 × 56 =

5

6

(5) 11 6 × 2 3 × 9 8 =

11

8

(6) 5 6 × 7 4 × 4 3 =

35

18

(7) 67 × 32 × 89 =

8

7

(8) 6 11 × 4 9 × 7 4 =

14

33

(9) 1 6 × 6 5 × 4 3 =

4

15

(10) 116 × 56 × 32 =

15

22

(11) 6×

5 2 × 4 9 =

20

3

(12) 1 6 × 4 3 × 7 8 =

7

36

(13) 32 × 47 × 14 =

3

14

(14) 89 ×6× 32 =

8

(15) 8 9 × 1 2 × 6 11 =

8

33

(16) 76 × 116 × 116 =

7

6

(17) 3 2 × 6 11 × 7 6 =

21

22

(18) 16 × 94 × 83 =

1

(13)

(1) 16 × 16 × 65 = (2) 67 × 16 × 43 = (3) 6× 14 × 29 =

(4) 74 × 49 × 116 = (5) 65 × 32 × 76 = (6) 43 × 52 × 76 =

(7) 116 × 73 ×6 = (8) 67 × 29 × 34 = (9) 47 × 56 × 12 =

(10) 116 × 12 × 49 = (11) 4× 65 × 34 = (12) 45 × 34 × 56 =

(13) 4× 11 6 ×

7

8 = (14) 6 11 ×

7 6 ×

1

6 = (15) 2 3 ×

9 5 ×

11 6 =

(16) 92 × 76 × 43 = (17) 13 × 61 × 92 = (18) 65 × 14 × 89 =

(14)

(1) 16 × 16 × 65 =

1

30

(2) 6 7 × 1 6 × 4 3 =

4

21

(3) 6×

1 4 × 2 9 =

1

3

(4) 74 × 49 × 116 =

14

33

(5) 6 5 × 2 3 × 7 6 =

14

15

(6) 4 3 × 5 2 × 7 6 =

35

9

(7) 116 × 73 ×6 =

77

3

(8) 6 7 × 2 9 × 3 4 =

1

7

(9) 4 7 × 5 6 × 1 2 =

5

21

(10) 116 × 12 × 49 =

4

33

(11) 4×

5 6 × 3 4 =

5

2

(12) 4 5 × 3 4 × 5 6 =

1

2

(13) 4× 11 6 × 7 8 =

77

12

(14) 6 11 × 7 6 × 1 6 =

7

66

(15) 2 3 × 9 5 × 11 6 =

11

5

(16) 92 × 76 × 43 =

7

(17) 1 3 × 1 6 × 9 2 =

1

4

(18) 6 5 × 1 4 × 8 9 =

4

15

(15)

(1) 14 × 29 × 65 = (2) 45 × 23 × 74 = (3) 56 × 67 × 23 =

(4) 116 × 116 × 76 = (5) 116 × 23 × 65 = (6) 16 × 23 ×6 =

(7) 52 ×6× 89 = (8) 65 × 91 × 52 = (9) 53 × 67 × 116 =

(10) 116 × 43 × 74 = (11) 43 × 41 × 116 = (12) 12 × 47 × 116 =

(13) 4× 3 8 ×

7

6 = (14) 1 6 ×

8 3 ×

9

2 = (15) 3 4 ×

3 2 ×

4 3 =

(16) 14 × 67 × 83 = (17) 65 × 116 × 16 = (18) 54 × 116 × 43 =

(16)

(1) 14 × 29 × 65 =

1

15

(2) 4 5 × 3 2 × 7 4 =

21

10

(3) 5 6 × 6 7 × 2 3 =

10

21

(4) 116 × 116 × 76 =

7

6

(5) 11 6 × 2 3 × 6 5 =

22

15

(6) 1 6 × 2

3 ×6 =

2

3

(7) 52 ×6× 89 =

40

3

(8) 6 5 × 1 9 × 5 2 =

1

3

(9) 5 3 × 6 7 × 11 6 =

55

21

(10) 116 × 43 × 74 =

14

11

(11) 4 3 × 1 4 × 11 6 =

11

18

(12) 1 2 × 4 7 × 11 6 =

11

21

(13) 4× 3 8 ×

7 6 =

7

4

(14) 16 × 83 × 92 =

2

(15) 3 4 × 3 2 × 4 3 =

3

2

(16) 14 × 67 × 83 =

4

7

(17) 6 5 × 11 6 × 1 6 =

11

30

(18) 5 4 × 6 11 × 4 3 =

10

11

(19) 65 × 79 × 54 =

7

6

(20)

1

6 ×4× 1 8 =

1

(17)

(1) 78 × 14 × 43 = (2) 73 ×6× 14 = (3) 34 × 65 × 83 =

(4) 74 × 65 × 89 = (5) 83 × 76 × 54 = (6) 16 × 73 × 67 =

(7) 83 × 97 × 116 = (8) 116 × 76 × 116 = (9) 65 × 32 × 29 =

(10) 59 × 32 × 67 = (11) 83 × 76 ×6 = (12) 43 × 16 × 92 =

(13) 16 × 18 × 45 = (14) 49 ×6× 32 = (15) 43 × 52 × 76 =

(16) 56 × 47 × 78 = (17) 56 ×6× 52 = (18) 76 ×4× 52 =

(18)

(1) 78 × 14 × 43 =

7

24

(2)

7

3 ×6× 1 4 =

7

2

(3) 3 4 × 6 5 × 8 3 =

12

5

(4) 74 × 65 × 89 =

28

15

(5) 8 3 × 6 7 × 5 4 =

20

7

(6) 1 6 × 7 3 × 6 7 =

1

3

(7) 83 × 97 × 116 =

44

7

(8) 11 6 × 6 7 × 11 6 =

121

42

(9) 6 5 × 3 2 × 2 9 =

2

5

(10) 59 × 32 × 67 =

5

7

(11)

8 3 ×

7

6 ×6 =

56

3

(12) 43 × 16 × 92 =

1

(13) 16 × 18 × 45 =

1

60

(14) 49 ×6× 32 =

4

(15) 4 3 × 5 2 × 7 6 =

35

9

(16) 56 × 47 × 78 =

5

12

(17)

5

6 ×6× 5 2 =

25

2

(18)

7

6 ×4× 5 2 =

35

3

(19) 43 ×9× 56 =

10

(20) 7

6 ×6× 1 6 =

7

(19)

(1) 56 ×4× 52 = (2) 23 × 116 × 94 = (3) 43 × 116 × 52 =

(4) 18 × 43 × 16 = (5) 116 × 23 × 59 = (6) 116 × 89 × 12 =

(7) 16 × 94 × 43 = (8) 116 × 34 × 74 = (9) 116 × 95 × 53 =

(10) 32 × 45 × 18 = (11) 32 × 116 ×6 = (12) 53 × 94 × 16 =

(13) 43 × 76 × 58 = (14) 67 × 23 × 49 = (15) 74 × 47 × 76 =

(16) 6× 5 6 ×

3

2 = (17) 1 6 ×

7

3 ×6 = (18) 1 2 ×

5 6 ×

6 7 =

(19) 4× 1 2 ×

1

4 = (20) 2 3 ×

7 6 ×

(20)

(1) 56 ×4× 52 =

25

3

(2) 2 3 × 11 6 × 9 4 =

11

4

(3) 4 3 × 11 6 × 5 2 =

55

9

(4) 18 × 43 × 16 =

1

36

(5) 6 11 × 3 2 × 5 9 =

5

11

(6) 6 11 × 8 9 × 1 2 =

8

33

(7) 16 × 94 × 43 =

1

2

(8) 11 6 × 4 3 × 7 4 =

77

18

(9) 11 6 × 9 5 × 5 3 =

11

2

(10) 32 × 45 × 18 =

3

20

(11)

3 2 ×

11

6 ×6 =

33

2

(12) 5 3 × 9 4 × 1 6 =

5

8

(13) 43 × 76 × 58 =

35

36

(14) 6 7 × 3 2 × 4 9 =

4

7

(15) 7 4 × 4 7 × 7 6 =

7

6

(16) 6× 5 6 × 3 2 =

15

2

(17) 1 6 × 7

3 ×6 =

7

3

(18) 1 2 × 5 6 × 6 7 =

5

14

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