20問 引き算 小数引き算 数学・算数の教材公開ページ

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(1)

(1) 1458

.1−904.6 = (2) 1434.3−658.9 = (3) 580.4−138.9 =

(4) 1973

.7−990.2 = (5) 30.14−21.51 = (6) 66.61−13.94 =

(7) 88

.9−68.56 = (8) 70.65−40.02 = (9) 1466.1−788.6 =

(10) 55

.95−27.39 = (11) 331.7−163.5 = (12) 28.13−5.78 =

(13) 920

.4−244.3 = (14) 1700.5−982.7 = (15) 1164.2−719.6 =

(16) 1155

.4−645.5 = (17) 140.83−73.69 = (18) 774.5−433.6 =

(19) 162

(2)

(1) 1458

.1−904.6 =

553

.

5

(2) 1434.3−658.9 =

775

.

4

(3) 580.4−138.9 =

441

.

5

(4) 1973

.7−990.2 =

983

.

5

(5) 30.14−21.51 =

8

.

63

(6) 66.61−13.94 =

52

.

67

(7) 88

.9−68.56 =

20

.

34

(8) 70.65−40.02 =

30

.

63

(9) 1466.1−788.6 =

677

.

5

(10) 55

.95−27.39 =

28

.

56

(11) 331.7−163.5 =

168

.

2

(12) 28.13−5.78 =

22

.

35

(13) 920

.4−244.3 =

676

.

1

(14) 1700.5−982.7 =

717

.

8

(15) 1164.2−719.6 =

444

.

6

(16) 1155

.4−645.5 =

509

.

9

(17) 140.83−73.69 =

67

.

14

(18) 774.5−433.6 =

340

.

9

(19) 162

(3)

(1) 1210

.8−691.5 = (2) 1128.5−231.4 = (3) 163.35−85.29 =

(4) 955

.7−768.9 = (5) 70.57−51.95 = (6) 909.4−490.9 =

(7) 1584

.3−831.6 = (8) 114.59−37.83 = (9) 16.55−5.07 =

(10) 689

.8−137.5 = (11) 99.63−82.35 = (12) 115.25−82.14 =

(13) 1135

.5−555.6 = (14) 746.3−259.9 = (15) 54.22−44.13 =

(16) 43

.28−23.07 = (17) 1167.4−825.2 = (18) 21.35−20.94 =

(19) 151

(4)

(1) 1210

.8−691.5 =

519

.

3

(2) 1128.5−231.4 =

897

.

1

(3) 163.35−85.29 =

78

.

06

(4) 955

.7−768.9 =

186

.

8

(5) 70.57−51.95 =

18

.

62

(6) 909.4−490.9 =

418

.

5

(7) 1584

.3−831.6 =

752

.

7

(8) 114.59−37.83 =

76

.

76

(9) 16.55−5.07 =

11

.

48

(10) 689

.8−137.5 =

552

.

3

(11) 99.63−82.35 =

17

.

28

(12) 115.25−82.14 =

33

.

11

(13) 1135

.5−555.6 =

579

.

9

(14) 746.3−259.9 =

486

.

4

(15) 54.22−44.13 =

10

.

09

(16) 43

.28−23.07 =

20

.

21

(17) 1167.4−825.2 =

342

.

2

(18) 21.35−20.94 =

0

.

41

(19) 151

(5)

(1) 962

.5−868.8 = (2) 82.34−23.51 = (3) 1002.2−732.6 =

(4) 630

.5−478.1 = (5) 87.06−39.59 = (6) 533.6−198.7 =

(7) 649

.9−503.7 = (8) 1126.4−571.9 = (9) 24.35−11.47 =

(10) 502

.7−297.2 = (11) 551.1−199.9 = (12) 60.71−41.85 =

(13) 77

.39−58.52 = (14) 1001.3−334.2 = (15) 1400.9−448.3 =

(16) 1384

.6−712.4 = (17) 168.66−80.49 = (18) 1499.3−820.4 =

(19) 949

(6)

(1) 962

.5−868.8 =

93

.

7

(2) 82.34−23.51 =

58

.

83

(3) 1002.2−732.6 =

269

.

6

(4) 630

.5−478.1 =

152

.

4

(5) 87.06−39.59 =

47

.

47

(6) 533.6−198.7 =

334

.

9

(7) 649

.9−503.7 =

146

.

2

(8) 1126.4−571.9 =

554

.

5

(9) 24.35−11.47 =

12

.

88

(10) 502

.7−297.2 =

205

.

5

(11) 551.1−199.9 =

351

.

2

(12) 60.71−41.85 =

18

.

86

(13) 77

.39−58.52 =

18

.

87

(14) 1001.3−334.2 =

667

.

1

(15) 1400.9−448.3 =

952

.

6

(16) 1384

.6−712.4 =

672

.

2

(17) 168.66−80.49 =

88

.

17

(18) 1499.3−820.4 =

678

.

9

(19) 949

(7)

(1) 107

.29−26.22 = (2) 175.02−83.18 = (3) 96.23−53.87 =

(4) 817

.8−448.9 = (5) 1734.9−840.1 = (6) 26.93−16.71 =

(7) 1177

.7−881.8 = (8) 838.3−72.6 = (9) 109.86−13.37 =

(10) 1001

.5−498.9 = (11) 112.76−82.33 = (12) 405.4−257.5 =

(13) 137

.76−58.27 = (14) 89.18−10.11 = (15) 111.89−77.24 =

(16) 1720

.8−912.1 = (17) 1721.6−823.3 = (18) 595−590.5 =

(19) 361

(8)

(1) 107

.29−26.22 =

81

.

07

(2) 175.02−83.18 =

91

.

84

(3) 96.23−53.87 =

42

.

36

(4) 817

.8−448.9 =

368

.

9

(5) 1734.9−840.1 =

894

.

8

(6) 26.93−16.71 =

10

.

22

(7) 1177

.7−881.8 =

295

.

9

(8) 838.3−72.6 =

765

.

7

(9) 109.86−13.37 =

96

.

49

(10) 1001

.5−498.9 =

502

.

6

(11) 112.76−82.33 =

30

.

43

(12) 405.4−257.5 =

147

.

9

(13) 137

.76−58.27 =

79

.

49

(14) 89.18−10.11 =

79

.

07

(15) 111.89−77.24 =

34

.

65

(16) 1720

.8−912.1 =

808

.

7

(17) 1721.6−823.3 =

898

.

3

(18) 595−590.5 =

4

.

5

(19) 361

(9)

(1) 56

.09−10.26 = (2) 91.79−48.98 = (3) 87.15−73.36 =

(4) 171

.98−84.41 = (5) 1505.7−856.4 = (6) 114.56−24.11 =

(7) 113

.02−80.94 = (8) 70.47−45.94 = (9) 1560.1−910.7 =

(10) 467

.2−105.9 = (11) 98.09−21.37 = (12) 69−38.15 =

(13) 98

.62−56.13 = (14) 624.8−501.2 = (15) 878.2−696.5 =

(16) 1367

.4−793.1 = (17) 989.3−538.6 = (18) 1068.5−742.4 =

(19) 110

(10)

(1) 56

.09−10.26 =

45

.

83

(2) 91.79−48.98 =

42

.

81

(3) 87.15−73.36 =

13

.

79

(4) 171

.98−84.41 =

87

.

57

(5) 1505.7−856.4 =

649

.

3

(6) 114.56−24.11 =

90

.

45

(7) 113

.02−80.94 =

32

.

08

(8) 70.47−45.94 =

24

.

53

(9) 1560.1−910.7 =

649

.

4

(10) 467

.2−105.9 =

361

.

3

(11) 98.09−21.37 =

76

.

72

(12) 69−38.15 =

30

.

85

(13) 98

.62−56.13 =

42

.

49

(14) 624.8−501.2 =

123

.

6

(15) 878.2−696.5 =

181

.

7

(16) 1367

.4−793.1 =

574

.

3

(17) 989.3−538.6 =

450

.

7

(18) 1068.5−742.4 =

326

.

1

(19) 110

(11)

(1) 904

.6−570.6 = (2) 114.87−82.3 = (3) 1605.8−888.6 =

(4) 65

.29−43.21 = (5) 1353.7−608.2 = (6) 1104.6−699.8 =

(7) 1738

.2−936.5 = (8) 1157.4−447.9 = (9) 1073.5−428.9 =

(10) 174

.62−75.11 = (11) 151.63−68.66 = (12) 646.1−514.3 =

(13) 79

.68−13.71 = (14) 160.87−71.56 = (15) 144.51−50.65 =

(16) 1117

.7−914.8 = (17) 110.09−71.21 = (18) 1515.5−862.3 =

(19) 976

(12)

(1) 904

.6−570.6 =

334

(2) 114.87−82.3 =

32

.

57

(3) 1605.8−888.6 =

717

.

2

(4) 65

.29−43.21 =

22

.

08

(5) 1353.7−608.2 =

745

.

5

(6) 1104.6−699.8 =

404

.

8

(7) 1738

.2−936.5 =

801

.

7

(8) 1157.4−447.9 =

709

.

5

(9) 1073.5−428.9 =

644

.

6

(10) 174

.62−75.11 =

99

.

51

(11) 151.63−68.66 =

82

.

97

(12) 646.1−514.3 =

131

.

8

(13) 79

.68−13.71 =

65

.

97

(14) 160.87−71.56 =

89

.

31

(15) 144.51−50.65 =

93

.

86

(16) 1117

.7−914.8 =

202

.

9

(17) 110.09−71.21 =

38

.

88

(18) 1515.5−862.3 =

653

.

2

(19) 976

(13)

(1) 144

.69−68.45 = (2) 91.18−60.14 = (3) 1489.3−754.4 =

(4) 141

.16−78.22 = (5) 102.1−90.49 = (6) 1022.2−578.6 =

(7) 918

.8−116.1 = (8) 108.29−60.08 = (9) 710.5−311.6 =

(10) 514

.7−23 = (11) 886−516.4 = (12) 1081.6−639.2 =

(13) 168

.1−74.85 = (14) 1389.5−642.6 = (15) 669.2−247 =

(16) 103

.74−76.91 = (17) 90.55−56.19 = (18) 148.78−86.36 =

(19) 1133347

(14)

(1) 144

.69−68.45 =

76

.

24

(2) 91.18−60.14 =

31

.

04

(3) 1489.3−754.4 =

734

.

9

(4) 141

.16−78.22 =

62

.

94

(5) 102.1−90.49 =

11

.

61

(6) 1022.2−578.6 =

443

.

6

(7) 918

.8−116.1 =

802

.

7

(8) 108.29−60.08 =

48

.

21

(9) 710.5−311.6 =

398

.

9

(10) 514

.7−23 =

491

.

7

(11) 886−516.4 =

369

.

6

(12) 1081.6−639.2 =

442

.

4

(13) 168

.1−74.85 =

93

.

25

(14) 1389.5−642.6 =

746

.

9

(15) 669.2−247 =

422

.

2

(16) 103

.74−76.91 =

26

.

83

(17) 90.55−56.19 =

34

.

36

(18) 148.78−86.36 =

62

.

42

(19) 1133347

(15)

(1) 85

.11−55.17 = (2) 1608.9−826.6 = (3) 1428.8−718.4 =

(4) 11278

.23 = (5) 49.56−7.32 = (6) 620−305.1 =

(7) 1771859

.5 = (8) 156.84−88.15 = (9) 817.2−711.1 =

(10) 87

.75−48.74 = (11) 1379.8−601.2 = (12) 1438.2−809 =

(13) 270

.7−99.8 = (14) 910.8−831.6 = (15) 694.9−526.5 =

(16) 73

.68−17.23 = (17) 178.77−90.74 = (18) 1848.2−908.6 =

(19) 916

(16)

(1) 85

.11−55.17 =

29

.

94

(2) 1608.9−826.6 =

782

.

3

(3) 1428.8−718.4 =

710

.

4

(4) 11278

.23 =

33

.

77

(5) 49.56−7.32 =

42

.

24

(6) 620−305.1 =

314

.

9

(7) 1771859

.5 =

911

.

5

(8) 156.84−88.15 =

68

.

69

(9) 817.2−711.1 =

106

.

1

(10) 87

.75−48.74 =

39

.

01

(11) 1379.8−601.2 =

778

.

6

(12) 1438.2−809 =

629

.

2

(13) 270

.7−99.8 =

170

.

9

(14) 910.8−831.6 =

79

.

2

(15) 694.9−526.5 =

168

.

4

(16) 73

.68−17.23 =

56

.

45

(17) 178.77−90.74 =

88

.

03

(18) 1848.2−908.6 =

939

.

6

(19) 916

(17)

(1) 105

.19−27.12 = (2) 920.4−505.6 = (3) 154.76−96.75 =

(4) 906

.6−89.9 = (5) 935.9−341.4 = (6) 1680.4−852.7 =

(7) 725

.3−240 = (8) 138.64−79.25 = (9) 98.66−61.94 =

(10) 952

.7−153.6 = (11) 591.4−459.7 = (12) 59.61−49.38 =

(13) 1499

.2−535.5 = (14) 1138.5−461.8 = (15) 175.08−95.96 =

(16) 103

.16−35.22 = (17) 1021.8−126.3 = (18) 483.2−272.6 =

(19) 169

(18)

(1) 105

.19−27.12 =

78

.

07

(2) 920.4−505.6 =

414

.

8

(3) 154.76−96.75 =

58

.

01

(4) 906

.6−89.9 =

816

.

7

(5) 935.9−341.4 =

594

.

5

(6) 1680.4−852.7 =

827

.

7

(7) 725

.3−240 =

485

.

3

(8) 138.64−79.25 =

59

.

39

(9) 98.66−61.94 =

36

.

72

(10) 952

.7−153.6 =

799

.

1

(11) 591.4−459.7 =

131

.

7

(12) 59.61−49.38 =

10

.

23

(13) 1499

.2−535.5 =

963

.

7

(14) 1138.5−461.8 =

676

.

7

(15) 175.08−95.96 =

79

.

12

(16) 103

.16−35.22 =

67

.

94

(17) 1021.8−126.3 =

895

.

5

(18) 483.2−272.6 =

210

.

6

(19) 169

(19)

(1) 1009947

.7 = (2) 128.83−56.09 = (3) 177.69−96.08 =

(4) 160

.66−78.45 = (5) 52.88−32.97 = (6) 89.33−21.06 =

(7) 117

.88−37.26 = (8) 135.58−99.69 = (9) 33.22−31.74 =

(10) 349

.2−288.2 = (11) 555.8−257.3 = (12) 606.3−58.6 =

(13) 142

.38−51.62 = (14) 683.9−318.4 = (15) 1004−628.6 =

(16) 703

.6−560.3 = (17) 146.08−69.84 = (18) 1076.3−828.6 =

(19) 107

(20)

(1) 1009947

.7 =

61

.

3

(2) 128.83−56.09 =

72

.

74

(3) 177.69−96.08 =

81

.

61

(4) 160

.66−78.45 =

82

.

21

(5) 52.88−32.97 =

19

.

91

(6) 89.33−21.06 =

68

.

27

(7) 117

.88−37.26 =

80

.

62

(8) 135.58−99.69 =

35

.

89

(9) 33.22−31.74 =

1

.

48

(10) 349

.2−288.2 =

61

(11) 555.8−257.3 =

298

.

5

(12) 606.3−58.6 =

547

.

7

(13) 142

.38−51.62 =

90

.

76

(14) 683.9−318.4 =

365

.

5

(15) 1004−628.6 =

375

.

4

(16) 703

.6−560.3 =

143

.

3

(17) 146.08−69.84 =

76

.

24

(18) 1076.3−828.6 =

247

.

7

(19) 107

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