20問 足し算・引き算 小数足し算・引き算 数学・算数の教材公開ページ

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(1)

(1) 7

.08 + 6.03 = (2) 48.8 + 59.2 = (3) 3.57 + 7.75 =

(4) 11.6 + 14.6 = (5) 85.7 + 74.3 = (6) 88 + 56.7 =

(7) 6.86 + 8.96 = (8) 6.05 + 7.15 = (9) 94.7 + 34.1 =

(10) 31.9 + 11.8 = (11) 31.1 + 8.6 = (12) 12.1 + 1.8 =

(13) 80

.4 + 82.9 = (14) 2.75 + 9.24 = (15) 5.99 + 1.28 =

(16) 9.96 + 4.07 = (17) 7.33 + 0.18 = (18) 52.9 + 29.9 =

(2)

(1) 7.08 + 6.03 =

13

.

11

(2) 48.8 + 59.2 =

108

(3) 3.57 + 7.75 =

11

.

32

(4) 11.6 + 14.6 =

26

.

2

(5) 85.7 + 74.3 =

160

(6) 88 + 56.7 =

144

.

7

(7) 6.86 + 8.96 =

15

.

82

(8) 6.05 + 7.15 =

13

.

2

(9) 94.7 + 34.1 =

128

.

8

(10) 31

.9 + 11.8 =

43

.

7

(11) 31.1 + 8.6 =

39

.

7

(12) 12.1 + 1.8 =

13

.

9

(13) 80.4 + 82.9 =

163

.

3

(14) 2.75 + 9.24 =

11

.

99

(15) 5.99 + 1.28 =

7

.

27

(16) 9.96 + 4.07 =

14

.

03

(17) 7.33 + 0.18 =

7

.

51

(18) 52.9 + 29.9 =

82

.

8

(3)

(1) 59

.6 + 39.4 = (2) 21 + 86.6 = (3) 38 + 45.6 =

(4) 67.4 + 55 = (5) 7 + 67.5 = (6) 8.64 + 4.37 =

(7) 97.6 + 90.9 = (8) 29.4 + 25.2 = (9) 7.7 + 4.31 =

(10) 4.15 + 3.04 = (11) 93.9 + 41.3 = (12) 1.35 + 9.02 =

(13) 5

.12 + 3.34 = (14) 65.5 + 41.5 = (15) 5.21 + 3.15 =

(16) 4.41 + 5.67 = (17) 9.7 + 8.12 = (18) 89.4 + 52.6 =

(4)

(1) 59.6 + 39.4 =

99

(2) 21 + 86.6 =

107

.

6

(3) 38 + 45.6 =

83

.

6

(4) 67.4 + 55 =

122

.

4

(5) 7 + 67.5 =

74

.

5

(6) 8.64 + 4.37 =

13

.

01

(7) 97.6 + 90.9 =

188

.

5

(8) 29.4 + 25.2 =

54

.

6

(9) 7.7 + 4.31 =

12

.

01

(10) 4

.15 + 3.04 =

7

.

19

(11) 93.9 + 41.3 =

135

.

2

(12) 1.35 + 9.02 =

10

.

37

(13) 5.12 + 3.34 =

8

.

46

(14) 65.5 + 41.5 =

107

(15) 5.21 + 3.15 =

8

.

36

(16) 4.41 + 5.67 =

10

.

08

(17) 9.7 + 8.12 =

17

.

82

(18) 89.4 + 52.6 =

142

(5)

(1) 61

.6 + 18.4 = (2) 88.5 + 15.7 = (3) 0.38 + 8.34 =

(4) 0.22 + 8.46 = (5) 9.4 + 60.6 = (6) 4.57 + 3.51 =

(7) 4.7 + 48.4 = (8) 17.7 + 62.6 = (9) 5.44 + 6.78 =

(10) 7.28 + 3.97 = (11) 0.47 + 8.96 = (12) 6.18 + 4.28 =

(13) 45

.1 + 93.3 = (14) 25.4 + 26.9 = (15) 3.57 + 6.64 =

(16) 7.39 + 3.52 = (17) 3.08 + 2.12 = (18) 2.81 + 9.43 =

(6)

(1) 61.6 + 18.4 =

80

(2) 88.5 + 15.7 =

104

.

2

(3) 0.38 + 8.34 =

8

.

72

(4) 0.22 + 8.46 =

8

.

68

(5) 9.4 + 60.6 =

70

(6) 4.57 + 3.51 =

8

.

08

(7) 4.7 + 48.4 =

53

.

1

(8) 17.7 + 62.6 =

80

.

3

(9) 5.44 + 6.78 =

12

.

22

(10) 7

.28 + 3.97 =

11

.

25

(11) 0.47 + 8.96 =

9

.

43

(12) 6.18 + 4.28 =

10

.

46

(13) 45.1 + 93.3 =

138

.

4

(14) 25.4 + 26.9 =

52

.

3

(15) 3.57 + 6.64 =

10

.

21

(16) 7.39 + 3.52 =

10

.

91

(17) 3.08 + 2.12 =

5

.

2

(18) 2.81 + 9.43 =

12

.

24

(7)

(1) 71

.4 + 25.1 = (2) 73.2 + 12.6 = (3) 82.9 + 94.5 =

(4) 42.8 + 62.3 = (5) 85.4 + 69.4 = (6) 3.43 + 4.28 =

(7) 0.88 + 5.63 = (8) 44.8 + 62.9 = (9) 33.2 + 57.5 =

(10) 5.83 + 9.31 = (11) 7.36 + 8.88 = (12) 73.3 + 19.2 =

(13) 9

.19 + 0.22 = (14) 69.2 + 30.2 = (15) 54.2 + 51.2 =

(16) 15 + 17.1 = (17) 47.6 + 42.9 = (18) 11.4 + 94 =

(8)

(1) 71.4 + 25.1 =

96

.

5

(2) 73.2 + 12.6 =

85

.

8

(3) 82.9 + 94.5 =

177

.

4

(4) 42.8 + 62.3 =

105

.

1

(5) 85.4 + 69.4 =

154

.

8

(6) 3.43 + 4.28 =

7

.

71

(7) 0.88 + 5.63 =

6

.

51

(8) 44.8 + 62.9 =

107

.

7

(9) 33.2 + 57.5 =

90

.

7

(10) 5

.83 + 9.31 =

15

.

14

(11) 7.36 + 8.88 =

16

.

24

(12) 73.3 + 19.2 =

92

.

5

(13) 9.19 + 0.22 =

9

.

41

(14) 69.2 + 30.2 =

99

.

4

(15) 54.2 + 51.2 =

105

.

4

(16) 15 + 17.1 =

32

.

1

(17) 47.6 + 42.9 =

90

.

5

(18) 11.4 + 94 =

105

.

4

(9)

(1) 3

.07 + 5.06 = (2) 26.9 + 56.9 = (3) 3.24 + 6.69 =

(4) 8.54 + 8.41 = (5) 79.6 + 90.8 = (6) 66 + 51.2 =

(7) 1.53 + 5.69 = (8) 4.33 + 6.05 = (9) 18.5 + 63.9 =

(10) 13.9 + 34.4 = (11) 9.03 + 7.64 = (12) 67 + 78.7 =

(13) 34

.6 + 17.7 = (14) 5.92 + 6.37 = (15) 1.93 + 9.16 =

(16) 3.83 + 3.35 = (17) 10.6 + 99.2 = (18) 3.46 + 6.92 =

(10)

(1) 3.07 + 5.06 =

8

.

13

(2) 26.9 + 56.9 =

83

.

8

(3) 3.24 + 6.69 =

9

.

93

(4) 8.54 + 8.41 =

16

.

95

(5) 79.6 + 90.8 =

170

.

4

(6) 66 + 51.2 =

117

.

2

(7) 1.53 + 5.69 =

7

.

22

(8) 4.33 + 6.05 =

10

.

38

(9) 18.5 + 63.9 =

82

.

4

(10) 13

.9 + 34.4 =

48

.

3

(11) 9.03 + 7.64 =

16

.

67

(12) 67 + 78.7 =

145

.

7

(13) 34.6 + 17.7 =

52

.

3

(14) 5.92 + 6.37 =

12

.

29

(15) 1.93 + 9.16 =

11

.

09

(16) 3.83 + 3.35 =

7

.

18

(17) 10.6 + 99.2 =

109

.

8

(18) 3.46 + 6.92 =

10

.

38

(11)

(1) 3

.68 + 1.18 = (2) 96.2 + 91.7 = (3) 7.15 + 3.89 =

(4) 75.9 + 78.2 = (5) 87.8 + 20.1 = (6) 5.67 + 7.98 =

(7) 0.81 + 7.94 = (8) 8.79 + 6.86 = (9) 4.72 + 9.35 =

(10) 66.5 + 64.9 = (11) 1.14 + 3.53 = (12) 35.2 + 66.3 =

(13) 10

.5 + 83.6 = (14) 3.27 + 7.72 = (15) 84.3 + 94.8 =

(16) 83.9 + 86.2 = (17) 16.5 + 17.4 = (18) 36.3 + 60.3 =

(12)

(1) 3.68 + 1.18 =

4

.

86

(2) 96.2 + 91.7 =

187

.

9

(3) 7.15 + 3.89 =

11

.

04

(4) 75.9 + 78.2 =

154

.

1

(5) 87.8 + 20.1 =

107

.

9

(6) 5.67 + 7.98 =

13

.

65

(7) 0.81 + 7.94 =

8

.

75

(8) 8.79 + 6.86 =

15

.

65

(9) 4.72 + 9.35 =

14

.

07

(10) 66

.5 + 64.9 =

131

.

4

(11) 1.14 + 3.53 =

4

.

67

(12) 35.2 + 66.3 =

101

.

5

(13) 10.5 + 83.6 =

94

.

1

(14) 3.27 + 7.72 =

10

.

99

(15) 84.3 + 94.8 =

179

.

1

(16) 83.9 + 86.2 =

170

.

1

(17) 16.5 + 17.4 =

33

.

9

(18) 36.3 + 60.3 =

96

.

6

(13)

(1) 11

.9 + 5.9 = (2) 4.34 + 2.02 = (3) 2.2 + 2.42 =

(4) 5.07 + 1.08 = (5) 38 + 46.5 = (6) 7.31 + 3.46 =

(7) 88.4 + 13.3 = (8) 5.06 + 6.12 = (9) 30.5 + 70.4 =

(10) 9.03 + 3.29 = (11) 7.54 + 5.56 = (12) 2.7 + 55.8 =

(13) 4

.71 + 7.32 = (14) 53.3 + 26.1 = (15) 7.22 + 7.61 =

(16) 3.72 + 3.95 = (17) 17.3 + 0.2 = (18) 7.41 + 6.57 =

(14)

(1) 11.9 + 5.9 =

17

.

8

(2) 4.34 + 2.02 =

6

.

36

(3) 2.2 + 2.42 =

4

.

62

(4) 5.07 + 1.08 =

6

.

15

(5) 38 + 46.5 =

84

.

5

(6) 7.31 + 3.46 =

10

.

77

(7) 88.4 + 13.3 =

101

.

7

(8) 5.06 + 6.12 =

11

.

18

(9) 30.5 + 70.4 =

100

.

9

(10) 9

.03 + 3.29 =

12

.

32

(11) 7.54 + 5.56 =

13

.

1

(12) 2.7 + 55.8 =

58

.

5

(13) 4.71 + 7.32 =

12

.

03

(14) 53.3 + 26.1 =

79

.

4

(15) 7.22 + 7.61 =

14

.

83

(16) 3.72 + 3.95 =

7

.

67

(17) 17.3 + 0.2 =

17

.

5

(18) 7.41 + 6.57 =

13

.

98

(15)

(1) 9

.63 + 3.17 = (2) 32.4 + 58.6 = (3) 6.07 + 2.64 =

(4) 8.97 + 7.12 = (5) 3.28 + 4.37 = (6) 7.8 + 2.39 =

(7) 2.38 + 4.26 = (8) 0.2 + 22.4 = (9) 16.3 + 50.8 =

(10) 4.38 + 9.89 = (11) 5.49 + 5.14 = (12) 23.9 + 9.1 =

(13) 7

.31 + 2.58 = (14) 0.94 + 2.89 = (15) 9.48 + 9.3 =

(16) 79.4 + 47.6 = (17) 68.5 + 89.8 = (18) 1.92 + 7.38 =

(16)

(1) 9.63 + 3.17 =

12

.

8

(2) 32.4 + 58.6 =

91

(3) 6.07 + 2.64 =

8

.

71

(4) 8.97 + 7.12 =

16

.

09

(5) 3.28 + 4.37 =

7

.

65

(6) 7.8 + 2.39 =

10

.

19

(7) 2.38 + 4.26 =

6

.

64

(8) 0.2 + 22.4 =

22

.

6

(9) 16.3 + 50.8 =

67

.

1

(10) 4

.38 + 9.89 =

14

.

27

(11) 5.49 + 5.14 =

10

.

63

(12) 23.9 + 9.1 =

33

(13) 7.31 + 2.58 =

9

.

89

(14) 0.94 + 2.89 =

3

.

83

(15) 9.48 + 9.3 =

18

.

78

(16) 79.4 + 47.6 =

127

(17) 68.5 + 89.8 =

158

.

3

(18) 1.92 + 7.38 =

9

.

3

(17)

(1) 14

.8 + 52.6 = (2) 4.19 + 2.73 = (3) 91.3 + 71.2 =

(4) 86.9 + 69.9 = (5) 43.2 + 24.1 = (6) 77.5 + 70.8 =

(7) 45.8 + 13.5 = (8) 49.1 + 98.1 = (9) 2.32 + 9.65 =

(10) 53.6 + 64.1 = (11) 5.31 + 7.39 = (12) 9.91 + 0.92 =

(13) 64

.5 + 63.9 = (14) 2.79 + 6.4 = (15) 98.7 + 25.8 =

(16) 44.7 + 12.2 = (17) 9.91 + 3.23 = (18) 3.02 + 5.65 =

(18)

(1) 14.8 + 52.6 =

67

.

4

(2) 4.19 + 2.73 =

6

.

92

(3) 91.3 + 71.2 =

162

.

5

(4) 86.9 + 69.9 =

156

.

8

(5) 43.2 + 24.1 =

67

.

3

(6) 77.5 + 70.8 =

148

.

3

(7) 45.8 + 13.5 =

59

.

3

(8) 49.1 + 98.1 =

147

.

2

(9) 2.32 + 9.65 =

11

.

97

(10) 53

.6 + 64.1 =

117

.

7

(11) 5.31 + 7.39 =

12

.

7

(12) 9.91 + 0.92 =

10

.

83

(13) 64.5 + 63.9 =

128

.

4

(14) 2.79 + 6.4 =

9

.

19

(15) 98.7 + 25.8 =

124

.

5

(16) 44.7 + 12.2 =

56

.

9

(17) 9.91 + 3.23 =

13

.

14

(18) 3.02 + 5.65 =

8

.

67

(19)

(1) 72

.1 + 27.2 = (2) 61.8 + 59.6 = (3) 43.6 + 27.8 =

(4) 3.92 + 4.94 = (5) 8.43 + 8.47 = (6) 61.1 + 11.2 =

(7) 61.4 + 71.8 = (8) 19.8 + 73.2 = (9) 2.15 + 3.13 =

(10) 30.4 + 86.8 = (11) 93.1 + 96.6 = (12) 3.15 + 0.23 =

(13) 1

.33 + 6.51 = (14) 5.96 + 4.33 = (15) 81.8 + 21.7 =

(16) 7.58 + 8.83 = (17) 98.9 + 9.1 = (18) 5.97 + 3.39 =

(20)

(1) 72.1 + 27.2 =

99

.

3

(2) 61.8 + 59.6 =

121

.

4

(3) 43.6 + 27.8 =

71

.

4

(4) 3.92 + 4.94 =

8

.

86

(5) 8.43 + 8.47 =

16

.

9

(6) 61.1 + 11.2 =

72

.

3

(7) 61.4 + 71.8 =

133

.

2

(8) 19.8 + 73.2 =

93

(9) 2.15 + 3.13 =

5

.

28

(10) 30

.4 + 86.8 =

117

.

2

(11) 93.1 + 96.6 =

189

.

7

(12) 3.15 + 0.23 =

3

.

38

(13) 1.33 + 6.51 =

7

.

84

(14) 5.96 + 4.33 =

10

.

29

(15) 81.8 + 21.7 =

103

.

5

(16) 7.58 + 8.83 =

16

.

41

(17) 98.9 + 9.1 =

108

(18) 5.97 + 3.39 =

9

.

36

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