10問 足し算 小数足し算 数学・算数の教材公開ページ

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(1)

(1) 7.317 + 4.473 = (2) 774.3 + 966.8 =

(3) 28.12 + 73.61 = (4) 332.5 + 316.5 =

(5) 95.62 + 36.38 = (6) 229.8 + 987.2 =

(7) 6.516 + 3.026 = (8) 20.41 + 21.75 =

(2)

(1) 7.317 + 4.473 =

11

.

79

(2) 774.3 + 966.8 =

1741

.

1

(3) 28.12 + 73.61 =

101

.

73

(4) 332.5 + 316.5 =

649

(5) 95.62 + 36.38 =

132

(6) 229.8 + 987.2 =

1217

(7) 6.516 + 3.026 =

9

.

542

(8) 20.41 + 21.75 =

42

.

16

(3)

(1) 877.9 + 105.8 = (2) 929.8 + 962.8 =

(3) 10.42 + 99.17 = (4) 57.58 + 1.07 =

(5) 765.4 + 413.7 = (6) 67.37 + 94.66 =

(7) 4.015 + 8.339 = (8) 19.51 + 30.24 =

(4)

(1) 877.9 + 105.8 =

983

.

7

(2) 929.8 + 962.8 =

1892

.

6

(3) 10.42 + 99.17 =

109

.

59

(4) 57.58 + 1.07 =

58

.

65

(5) 765.4 + 413.7 =

1179

.

1

(6) 67.37 + 94.66 =

162

.

03

(7) 4.015 + 8.339 =

12

.

354

(8) 19.51 + 30.24 =

49

.

75

(5)

(1) 8.325 + 9.383 = (2) 32.44 + 71.4 =

(3) 2.832 + 5.146 = (4) 75.47 + 3.12 =

(5) 66.01 + 3.08 = (6) 9.094 + 0.225 =

(7) 260.1 + 643.4 = (8) 59.12 + 21.43 =

(6)

(1) 8.325 + 9.383 =

17

.

708

(2) 32.44 + 71.4 =

103

.

84

(3) 2.832 + 5.146 =

7

.

978

(4) 75.47 + 3.12 =

78

.

59

(5) 66.01 + 3.08 =

69

.

09

(6) 9.094 + 0.225 =

9

.

319

(7) 260.1 + 643.4 =

903

.

5

(8) 59.12 + 21.43 =

80

.

55

(7)

(1) 1.721 + 6.606 = (2) 5.036 + 3.381 =

(3) 7.45 + 64.65 = (4) 1.716 + 0.63 =

(5) 0.744 + 6.517 = (6) 576.1 + 328.3 =

(7) 2.603 + 5.494 = (8) 465.8 + 942.5 =

(8)

(1) 1.721 + 6.606 =

8

.

327

(2) 5.036 + 3.381 =

8

.

417

(3) 7.45 + 64.65 =

72

.

1

(4) 1.716 + 0.63 =

2

.

346

(5) 0.744 + 6.517 =

7

.

261

(6) 576.1 + 328.3 =

904

.

4

(7) 2.603 + 5.494 =

8

.

097

(8) 465.8 + 942.5 =

1408

.

3

(9)

(1) 959.9 + 202.6 = (2) 669.9 + 954.9 =

(3) 90.26 + 67.46 = (4) 124.7 + 392.2 =

(5) 82.94 + 23.47 = (6) 7.833 + 1.614 =

(7) 78.42 + 5.85 = (8) 52.05 + 82.26 =

(10)

(1) 959.9 + 202.6 =

1162

.

5

(2) 669.9 + 954.9 =

1624

.

8

(3) 90.26 + 67.46 =

157

.

72

(4) 124.7 + 392.2 =

516

.

9

(5) 82.94 + 23.47 =

106

.

41

(6) 7.833 + 1.614 =

9

.

447

(7) 78.42 + 5.85 =

84

.

27

(8) 52.05 + 82.26 =

134

.

31

(11)

(1) 20.24 + 55.72 = (2) 42.52 + 22.32 =

(3) 85.64 + 93.21 = (4) 25.17 + 41.08 =

(5) 376 + 217.1 = (6) 228.7 + 308.3 =

(7) 200.6 + 702.1 = (8) 52.99 + 55.81 =

(12)

(1) 20.24 + 55.72 =

75

.

96

(2) 42.52 + 22.32 =

64

.

84

(3) 85.64 + 93.21 =

178

.

85

(4) 25.17 + 41.08 =

66

.

25

(5) 376 + 217.1 =

593

.

1

(6) 228.7 + 308.3 =

537

(7) 200.6 + 702.1 =

902

.

7

(8) 52.99 + 55.81 =

108

.

8

(13)

(1) 915.7 + 790.5 = (2) 54.8 + 60.32 =

(3) 9.716 + 3.678 = (4) 12.08 + 17.94 =

(5) 94.86 + 82.14 = (6) 79.39 + 66.99 =

(7) 47.95 + 35.34 = (8) 99.83 + 87.64 =

(14)

(1) 915.7 + 790.5 =

1706

.

2

(2) 54.8 + 60.32 =

115

.

12

(3) 9.716 + 3.678 =

13

.

394

(4) 12.08 + 17.94 =

30

.

02

(5) 94.86 + 82.14 =

177

(6) 79.39 + 66.99 =

146

.

38

(7) 47.95 + 35.34 =

83

.

29

(8) 99.83 + 87.64 =

187

.

47

(15)

(1) 6.306 + 5.504 = (2) 860.4 + 473.8 =

(3) 1.081 + 7.864 = (4) 26.64 + 79.29 =

(5) 31.91 + 7.24 = (6) 70.76 + 86.82 =

(7) 5.993 + 9.023 = (8) 90.11 + 89.03 =

(16)

(1) 6.306 + 5.504 =

11

.

81

(2) 860.4 + 473.8 =

1334

.

2

(3) 1.081 + 7.864 =

8

.

945

(4) 26.64 + 79.29 =

105

.

93

(5) 31.91 + 7.24 =

39

.

15

(6) 70.76 + 86.82 =

157

.

58

(7) 5.993 + 9.023 =

15

.

016

(8) 90.11 + 89.03 =

179

.

14

(17)

(1) 91.63 + 34.38 = (2) 882.1 + 905.8 =

(3) 924.6 + 950.3 = (4) 472 + 650.1 =

(5) 88.49 + 77.28 = (6) 65.2 + 272.5 =

(7) 8.042 + 4.297 = (8) 489.2 + 786.5 =

(18)

(1) 91.63 + 34.38 =

126

.

01

(2) 882.1 + 905.8 =

1787

.

9

(3) 924.6 + 950.3 =

1874

.

9

(4) 472 + 650.1 =

1122

.

1

(5) 88.49 + 77.28 =

165

.

77

(6) 65.2 + 272.5 =

337

.

7

(7) 8.042 + 4.297 =

12

.

339

(8) 489.2 + 786.5 =

1275

.

7

(19)

(1) 221.3 + 115.1 = (2) 4.155 + 9.472 =

(3) 40.13 + 64.87 = (4) 26.86 + 94.35 =

(5) 7.467 + 3.66 = (6) 0.859 + 8.582 =

(7) 58.61 + 40.35 = (8) 1.412 + 8.71 =

(20)

(1) 221.3 + 115.1 =

336

.

4

(2) 4.155 + 9.472 =

13

.

627

(3) 40.13 + 64.87 =

105

(4) 26.86 + 94.35 =

121

.

21

(5) 7.467 + 3.66 =

11

.

127

(6) 0.859 + 8.582 =

9

.

441

(7) 58.61 + 40.35 =

98

.

96

(8) 1.412 + 8.71 =

10

.

122

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