四年级数学上册简便计算290文档格式.docx

四年级数学上册简便计算290文档格式.docx

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12.11＋11＋87.89

7.12×

0.5＋7.12×

9.5

1.71×

12.2－1.71×

2.2

58.39＋59.8－28.39

75

78.24－12.11－17.89

5.6×

57＋5.6×

56×

250－15

18.45＋10.8＋81.55

2.6×

4＋2.6×

6

9.08×

15.67－9.08×

5.67

77.11＋67.45－37.11

22

60.51－11.11－18.89

3.67×

45＋3.67×

72×

25－86

82.84＋13＋17.16

3.6×

7.6＋3.6×

2.4

2.78×

19.75－2.78×

9.75

79.6＋73.05－59.6

1250×

69

84.44－12.85－17.15

5.53×

92＋5.53×

8

125－39

78.27＋14.08＋21.73

6.86×

1.7＋6.86×

8.3

3.38×

101.52－3.38×

1.52

83.93＋83.88－53.93

4×

66

70.83－10.2－19.8

8.2×

79＋8.2×

21

8×

1250－41

19.17＋10.32＋80.83

1.5×

7.2＋1.5×

2.8

7.6×

1009.79－7.6×

9.79

76.12＋33.06－46.12

20×

95

72.2－12.5－17.5

8.97×

38＋8.97×

62

250－62

90.04＋14.61＋9.96

4.13×

2.4＋4.13×

7.6

5.18×

1001.96－5.18×

1.96

56.43＋89.5－26.43

73

99.07－10.27－19.73

7.26×

89＋7.26×

11

80×

25－46

50.6＋13.08＋49.4

3.51×

4＋3.51×

5.28×

1002.68－5.28×

2.68

69.46＋15.07－19.46

47.58－13.12－16.88

7.22×

44＋7.22×

56

88×

1250－32

11.45＋12.47＋88.55

9.96×

2.6＋9.96×

7.4

1.92×

104.36－1.92×

4.36

82.69＋24.65－62.69

63

64.18－11.34－18.66

4.57×

81＋4.57×

19

64×

250－31

93.32＋12.83＋6.68

8.26×

6.9＋8.26×

3.1

8.09×

102.11－8.09×

2.11

66.23＋59.75－16.23

48

80.55－14.01－15.99

3.22×

47＋3.22×

53

125－55

51.71＋12.51＋48.29

7.01×

1.6＋7.01×

8.4

5.37×

1004.13－5.37×

4.13

98.18＋74.62－48.18

28×

25×

83

43.74－10.63－19.37

9.63×

18＋9.63×

82

250－88

22.12＋11.29＋77.88

9.01×

8.1＋9.01×

1.9

1.28×

104.1－1.28×

4.1

97.34＋89.6－87.34

40×

96.05－14.66－15.34

8.98×

3＋8.98×

97

125－52

93.27＋11.55＋6.73

3.73×

5.7＋3.73×

4.3

5.65×

18.72－5.65×

8.72

73.51＋26.34－43.51

42

62.48－12.96－17.04

7.49×

82＋7.49×

18

96×

125－33

85.3＋12.36＋14.7

2.49×

5.1＋2.49×

4.9

5.15×

102.57－5.15×

2.57

63.45＋55.9－13.45

99.13－10.43－19.57

6.56×

55＋6.56×

45

1250－49

67.75＋11.48＋32.25

1.77×

3.7＋1.77×

6.3

2.04×

109.9－2.04×

9.9

54.87＋56.24－44.87

44×

58

91.43－13.79－16.21

8.46×

31＋8.46×

250－26

93.81＋14.08＋6.19

2.21×

3.6＋2.21×

6.4

8.06×

13.75－8.06×

3.75

55.59＋25.01－45.59

96

93.7－12.98－17.02

7.36×

95＋7.36×

5

250－48

45.22＋14.91＋54.78

4.14×

4.1＋4.14×

5.9

9.29×

105.3－9.29×

97.35＋17.65－77.35

67

41.89－10.27－19.73

8.07×

80＋8.07×

20

1250－62

63.58＋11.85＋36.42

1.43×

3.9＋1.43×

6.1

9.39×

1008.5－9.39×

8.5

62.92＋84.62－42.92

35

82.32－10.2－19.8

7.31×

48＋7.31×

125－78

16.41＋10.49＋83.59

7.25×

9.1＋7.25×

0.9

5.89×

1007.85－5.89×

7.85

91.52＋21.5－51.52

91

40.22－12.55－17.45

5.42×

2＋5.42×

98

1250－21

30.27＋11.5＋69.73

7.89×

2.4＋7.89×

5.38×

106.13－5.38×

6.13

91.84＋51.39－81.84

58.84－12.07－17.93

7.95×

35＋7.95×

65

25－90

29.53＋13.29＋70.47

9.6＋7.25×

0.4

8.66×

107.02－8.66×

7.02

52.56＋63.11－22.56

83.16－13.42－16.58

4.99×

33＋4.99×

125－74

51.96＋12.05＋48.04

3.64×

4.6＋3.64×

5.4

2.26×

106.05－2.26×

6.05

92.28＋38.17－82.28

72.73－14.83－15.17

9.62×

36＋9.62×

64

25－91

64.91＋10.29＋35.09

1.31×

8.9＋1.31×

1.1

5.77×

109.03－5.77×

9.03

95.01＋38.56－85.01

89

52.7－11.15－18.85

4.78×

45＋4.78×

1250－84

35.39＋10.63＋64.61

6.38×

3.3＋6.38×

6.7

2.14×

1002.49－2.14×

2.49

86.3＋52.01－46.3

90

51.11－13.32－16.68

3.48×

13＋3.48×

87

250－95

57.83＋13.94＋42.17

5.32×

7.8＋5.32×

3.37×

15.68－3.37×

5.68

89.45＋34.06－39.45

28

65.4－10.02－19.98

9.17×

27＋9.17×

125－30

59.38＋13.59＋40.62

7.88×

0.7＋7.88×

9.3

107.52－5.07×

7.52

64.44＋43.25－34.44

76

89.18－13.1－16.9

6.6×

64＋6.6×

36

25－13

43.23＋12.04＋56.77

6.93×

8.1＋6.93×

7.72×

1006.88－7.72×

6.88

80.55＋64.02－40.55

12

47.74－11.59－18.41

8.74×

17＋8.74×

125－42

59.2＋11.73＋40.8

7.38×

6＋7.38×

4

11.59－8.07×

1.59

72.89＋84.14－52.89

99

93.16－11.4－18.6

8.64×

66＋8.64×

34

25－38

53.87＋11.46＋46.13

3.89×

4.7＋3.89×

2.23×

106.53－2.23×

6.53

72.55＋95.97－32.55

74