5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) 95 × 1021 = (2) 2019 × 161 =

(3) 152 × 19 = (4) 1116 × 103 =

(5) 127 × 187 =

(2)

(1) 95 × 1021 =

6

7

(2) 20 19 × 1 16 =

5

76

(3) 152 × 19 =

5

6

(4) 11 16 × 10 3 =

55

24

(5) 127 × 187 =

2

3

(3)

(1) 207 × 152 = (2) 151 × 103 =

(3) 1211 × 56 = (4) 1811 × 121 =

(5) 5× 9 20 =

(4)

(1) 207 × 152 =

8

21

(2) 1 15 × 10 3 =

2

9

(3) 1211 × 56 =

10

11

(4) 18 11 × 1 12 =

3

22

(5) 5× 9 20 =

9

4

(5)

(1) 121 × 116 = (2) 187 × 1211 =

(3) 114 × 1413 = (4) 12× 118 =

(5) 107 × 2119 =

(6)

(1) 121 × 116 =

1

22

(2) 7 18 × 12 11 =

14

33

(3) 114 × 1413 =

77

26

(4) 12×

11 8 =

33

2

(5) 107 × 2119 =

30

19

(7)

(1) 125 × 116 = (2) 203 × 83 =

(3) 127 × 161 = (4) 14 ×10 =

(5) 97 × 185 =

(8)

(1) 125 × 116 =

5

22

(2) 3 20 × 8 3 =

2

5

(3) 127 × 161 =

3

28

(4)

1

4 ×10 =

5

2

(5) 97 × 185 =

5

14

(9)

(1) 137 × 143 = (2) 125 × 151 =

(3) 1315 × 2013 = (4) 158 × 1112 =

(5) 167 × 58 =

(10)

(1) 137 × 143 =

3

26

(2) 12 5 × 1 15 =

4

25

(3) 1315 × 2013 =

4

3

(4) 8 15 × 11 12 =

22

45

(5) 167 × 58 =

10

7

(11)

(1) 125 × 187 = (2) 207 × 1613 =

(3) 1511 × 103 = (4) 1811 × 1112 =

(5) 103 × 54 =

(12)

(1) 125 × 187 =

14

15

(2) 7 20 × 16 13 =

28

65

(3) 1511 × 103 =

9

22

(4) 18 11 × 11 12 =

3

2

(5) 103 × 54 =

25

6

(13)

(1) 165 ×10 = (2) 2116 × 137 =

(3) 15× 2

5 = (4)

8 3 ×

11 20 =

(5) 12× 13 16 =

(14)

(1) 165 ×10 =

25

8

(2) 21 16 × 13 7 =

39

16

(3) 15× 2

5 =

6

(4) 8

3 × 11 20 =

22

15

(5) 12× 13 16 =

39

4

(15)

(1) 45 × 169 = (2) 149 × 212 =

(3) 125 × 56 = (4) 67 × 1318 =

(5) 57 × 1720 =

(16)

(1) 45 × 169 =

9

20

(2)

9 14 ×

21 2 =

27

4

(3) 125 × 56 =

2

(4) 6

7 × 13 18 =

13

21

(5) 57 × 1720 =

17

28

(17)

(1) 1920 × 103 = (2) 1721 × 145 =

(3) 152 × 101 = (4) 1112 × 83 =

(5) 1813 × 127 =

(18)

(1) 1920 × 103 =

19

6

(2) 17 21 × 14 5 =

34

15

(3) 152 × 101 =

3

4

(4) 11 12 × 8 3 =

22

9

(5) 1813 × 127 =

21

26

(19)

(1) 67 × 181 = (2) 18× 125 =

(3) 18× 7

6 = (4)

7

18 ×12 =

(5) 163 ×12 =

(20)

(1) 67 × 181 =

1

21

(2) 18×

5 12 =

15

2

(3) 18× 7

6 =

21

(4) 7

18 ×12 =

14

3

(5) 163 ×12 =

9

4

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