四年级小数加减法口算800题.docx

四年级小数加减法口算800题.docx

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四年级小数加减法口算800题

第1天

8.78-0.52=

1.27+0.31=

8.42-7.04=

16.76+6.61=

0.41+0.95=

4.15+7.08=

2.59+9.10=

3.51+9.00=

4.54+2.55=

8.70+1.16=

1.31+5.61=

7.21-0.77=

8.64-7.85=

8.68+0.84=

2.62+3.19=

5.93-1.20=

3.66+5.90=

6.14-2.01=

5.58+0.13=

5.15-4.79=

第2天

5.29+6.33=

5.86-1.95=

3.79-3.47=

8.89-0.20=

7.42+9.92=

3.58-2.87=

7.31-2.51=

8.81-5.75=

6.67-2.72=

3.04+5.71=

1.73+4.32=

4.47+9.24=

8.53+3.94=

8.36-3.72=

6.78-1.84=

6.35-2.83=

4.36+7.50=

7.57+6.82=

5.18+2.34=

8.74-6.93=第3天

7.96+2.29=

4.58+5.79=

1.05+9.02=

4.30-4.19=

4.94-2.06=

7.93-4.75=

6.03-2.94=

4.62+3.02=

9.32+3.40=

5.43+3.23=

3.55+5.33=

8.21-4.90=

2.38+2.40=

9.28+1.69=

6.89-0.88=

4.97+7.29=

3.34+4.51=

6.29+0.67=

9.60+0.73=

2.23+5.50=

第4天

9.81-0.09=

2.80+6.46=

7.74+1.48=

4.22-2.66=

8.28+7.36=

7.48-6.52=

4.64-3.25=

5.62+2.82=

6.63+7.16=

5.94-0.36=

8.80+7.97=

7.87+9.72=

8.76+0.75=

7.37-4.92=

7.52-1.82=

3.42+6.99=

4.06+4.85=

7.55+7.05=

9.40-8.83=

7.41-2.14=第5天

2.53+4.77=

8.23-2.35=

4.45+6.35=

1.00+4.02=

5.20-1.50=

27.38+4.83=

26.75+2.83=

3.64-2.58=

6.52-3.44=

15.31+13.51=

5.5+4.5=

3.27-2.49=

11.65-7.39=

19.01-7.99=

7.51+0.49=

5.48-3.25=

4.8+18.9=

10.3+58.7=

8.03-4.56=

9.03-8.57=

第6天

8.25+1.55=

9.43-9.05=

1.75+2.08=

4.28-3.37=

4.13+2.24=

4.17+2.53=

5.07-0.98=

5.67-0.73=

13.18+5.27=

5.16+7.89=

26.8+3.02=

6.07-4.993=

3.7+2.36=

15.4+2.97=

10.2-8.75=

7.3-2.25=

3.8+3.54=

3.05-2.9=

3.1-2.07=

12.7+6.58=第7天

7.81-3.735=

12.16+5.347=

0.4-0.125=

18.7+3.96=

9.6+4.78=

5.67-0.845=

0.506-0.19=

11.04-7.3=

1.4-0.405=

62.1-17.07=

1.4-0.405=

3.906+0.66=

43.5-27.34=

15.98-3.9=

75.6-3.55=

5.94+10.7=

12.03+0.875=

37.8+3.02=

0.704-0.25=

10.1-0.55=第8天27+8.03=26+7.98=

13.99+1=

7.88+2=28-3.56=10-0.81=10-0.36=20-0.92=8-7.089=95-9.85=20-9.42=

35.09-11=

96.85-85=

45.45-45=10-0.41=45-0.45=

3.57+3=

1.5-0.5=1-0.9=

2.3＋0.6=

第9天

0.9＋0.8=

1-0.3=

3.4-1.5=

1.9-0.9=

3.5-2.4=

0.36+0.64=

3.5+4.2=

6-0.5=

2.7-0.4=

0.8+0.7=

4.5-3=

7.8-1.1=

1.5－0.5=

1－0.9=

2.3＋0.6=

0.9＋0.8=

1.9－0.9=

3.5-2.4=

0.36＋0.64=

0.96－0.3=

第10天

8.65－6.31=

2.5+0.9=

1.2-0.5=

7.8+1.6=

0.39+0.15=

3-1.4=

4.7-2.8=

7.2-6.45=

15-0.48=

6.77-1.78=

3.45+5.75=

3.40+58.20=

49.80+49.20=

111.6-99=

7.8+21.02=

5.6-1.42=

12.5+0.9=

4.5-2.83=

3.75+2.25=

2.98+0.56=第11天

12.53+4.67=

6.07+4.89=

5.64-1.78=

10.2-6.45=

5-0.41=

0.3+1.5=

2.5+9.8=

7.6+1.3=

4.4+5.7=

2.3+7.7=

5.7+3.1=

7.69+2.31=

9.16+2.64=

5.68+12.22=

16.8+16.5=

26.3+14.6=

6.9+3.4=

52.3+64.7=

12.75-5.3=

8.24+16.93=

第12天

0.75＋0.4=

20＋0.78=

4.8＋4.2=

5.7－3=

4.9－1.7=

1.34＋0.8=

2－0.75=

8.7＋0.03=

0.2－0.09=

8.5＋2.5=

2.4－1.4=

0.68＋0.42=

7.82－7.2=

2＋9.1=

0.48＋0.52=

8.1－5.1=

0.78－0.24=

0.8＋0.18=

0.89－0.25=

1－0.98=第13天

0.9＋0.1=

1－0.8=

4.5－4=

5.6＋4=

10－4.4=

6＋6.6=

9.5－2.7=

1－0.55=

3.7＋4.8=

7＋3.3=

3．25＋0．75=

2.7＋3.9=

0．7＋0．9=

0.9＋1=

14．6－0．4=

10－0．1=

14＋0．78=

3＋2.7=

5－0．08=

1．64＋2．35=

第14天

1．1－1=

8．34－6．22=

1.3＋4.3=

7.2＋6.9=

9.3－8.8=

4.4＋15.99=

19.8－5.6=

96.3－56.2=

79.2＋56.8=

1.9＋25.793=

88－69.21=

136.5－105=

73.4+52.1=

93.1-20.9=

63.1-11=

0.33+9.8=

7.8+6.9=

0.2+2.7=

5.6+4.4=

9.4+0.06=第15天

0.7+0.4=

0.5－0.45=10－0.1=

1.8－0.9=

12.6－1.2=17+0.33=

1.01+0.6=7－0.05=9－0.26=

6.14+3.83=

7.93-1.64=

5.23-2.36=

3.44+3.36=

8.63-3.48=

1.16+4.77=

7.74-5.85=

9.35-4.74=

4.93+4.75=

8.17-5.26=

2.26-0.86=第16天

6.55+4.68=

1.1+4.5=

1.9+3.4=

3.45+4.6=

4.45+4.5=

9.4-2.75=

7.3-1.26=

3.83+5.55=

2.75+1.3=

7.6-2.15=

1.9+6.2=

7.1-6.6=

6.8-2.8=

44.4+1.4=

1.7+9.66=

43.3+6.3=

55.5-1.9=

38.9-5.55=

64.41+8.67=

0.7＋0.9=第17天

3.8＋0.6=

8.24+3.76=

4.1－3.8=

14＋0.78=

14.6-0.34=

1.3+8.56=

0.8-0.55=

1-0.03=

30.5+3.05=

0.8-0.45=

3.25＋0.75=

0.78+2.2=

5-0.08=

10-0.1=

10－7.64=

13.6＋8.46=

0.99＋1.1=

1.23+6.52=

5.32-0.93=

6.35-5.23=

第18天

1.23+5.69=

1.26+5.21=

0.96-0.23=

7.26-4.93=

2.16-0.23=

4.63+8.9=

9.28+7.32=

5.2-0.9=

2.65+9.32=

7.65-6.23=

8.28+4.75=

9.23+5.45=

6.23-4.53=

8.52+4.65=

5.2+2.63=

4.62+8.95=

7.24+6.21=

3.8-2.3=

0.7＋0.9=

0.8＋0.6=第19天

8.24＋3.76=

4.1－3.8=

14＋0.78=

14.6－0.34=

1.3＋8.56=

0.8－0.55=

10－0.1=

4－0.04=

1－0.03=

30.5＋3.05=

0.8－0.45=

0.78＋2.2=

5－0.08=

3.25＋0.75=

8.65－6.31=

10－7.64=

13.6＋8.46=

0.99＋1.1=

3.17+3.43=

6.82+15.55=

第20天

34.85-11.73=

75.80+59.35=

50.10-48.60=

91.91-75.10=

53.73-31.75=

64.48-14.42=

39.03-14.98=

28.36-24.00=

61.83+69.95=

65.36-38.06=

29.37-18.02=

42.09-32.46=

64.39+40.78=

18.08+34.00=

47.63-31.59=

17.42-10.44=

16.24-14.18=

55.89-28.75=

67.23-19.17=

22.04+80.13=第21天

1.2－0.12=

1－0.385=

3.2－2.3=

0.76－0.38=

15－7.3=

2.1+0.2=

0.3+0.7=

3.6+1.6=

7.5-0.5=

2.13-0.02=

3.51+0.2=

102+0.3=

1.12-1.02=

4.5-0.01=

1.9-0.4=

3.14-2.33=

5.15+9.71=

8.37+8.19=

3.61-1.64=

2.91-1.78=

第22天

7.84-1.52=

6.86+3.33=

2.15+9.08=

4.3-3.02=

2.12+6.52=

6.52-6.41=

8.51-3.54=

7.34-1.67=

9.66-1.72=

4.94+2.59=

1.95+8.08=

1.84-1.84=

2.74+8.8=

3.14-2.41=

2.13+4.01=

9.41+5.76=

8.66-2.83=

6.94-6.53=

3.5-2.76=

9.86-8.23=第23天

7.79-5.83=

4.3+4.1=

4.17+9.86=

3.78-2.13=

5.28-4.32=

9.43+3.41=

6.95+3.18=

9.04-3.61=

1.86+4.36=

3.91+9.77=

8.19-2.65=

8.31+5.23=

7.34+4.27=

4.85-2.05=

1.57-1.23=

2.8+1.5=

6.63+5.23=

66.54-15.7=

21.97+56.16=

61.14+33.59=第24天

93.24-67.69=

45.37-19.21=

23.33-15.75=

38.59-36.15=

86.32-34.9=

12.95+83.64=

84.76-16.52=

24.42-23.35=

11.12-10.15=

94.64-13.78=

97.07+9.25=

76.87-33.61=

88.82-28.33=

79.65-44.07=

58.82-54.89=

64.43+10.14=

54.98-47.09=

35.63+26.27=

48.33+12.01=

99.13+9.5=

第25天

51.51-36.56=

85.85-72.41=

94.23+7.53=

87.93+10.39=

62.78+14.35=

79.45-37=

63.25+35.62=

19.5-19.14=

24.09+61.51=

97.41+3.31=

96.82-54.49=

14.9-10.19=

36.56-15.66=

75.51-47.05=

83.36-77.9=

27.9+59.04=

77.51-39.11=

41.69+25.99=

16.04+50.21=

7.03-5.09=

第26天

4.44-1.83=

1.56+9.02=

9.3-6.4=

8.06+2.5=

5.02-1.33=

3.93-1.7=

6.01-2.49=

8.54-5.73=

6.71+7.47=

5.34+9.63=

9.13-4.82=

7.23-1.27=

6.76-6.29=

3.48-1.11=

6.88+5.67=

6.02+7.35=

4.69+1.4=

5.14+5.48=

2.32+9.24=

4.41+7.73=第27天

1.76-1.02=

9.78+6.01=

4.05-1.4=

6.85+5.52=

3.17+8.75=

8.64-7.78=

6.99+5.11=

1.62+3.44=

4.88-1.76=

7.67+1.56=

2.86-2.5=

4.99-3.11=

2+9.32=

2.82+2.84=

2.54+8.14=

8.09+3.52=

4.23+2.15=

4.37-2.95=

5.56-2.42=

9.65-4.05=

第28天

9.88-7.81=

66.29+27.15=

68.55+21.42=

47.87+46.9=

69.41+25.29=

25.45-16.34=

30.31-30.25=

21.9+62.18=

98.52-58.64=

89.39-57.57=

26-20.56=

54-44.22=

51.1+24.48=

10.23-10.11=

38.16+34.93=

51.75+10.02=

56.29+40.09=

94.6+6.33=

84.72-53.34=

42.44+49.35=第29天

17.3+25.13=

77.22+18.19=

79.38+11.15=

55.31-22.88=

76.66-52.53=

61.16-55.76=

70.59+11.67=

24.85+55.96=

10.56+56=

71.68+19.85=

57.48+22.99=

72.31+22.74=

96.66+7.15=

88.25+11.38=

85.37+11.56=

53.02-11.37=

43.34+20.21=

21.72-14.89=

77.48-74.53=

38.3-20.16=

第30天

12.5+74.88=

15.91-10.08=

82.65+12.55=

3.99+5.87=

3.1+1.5=

5.99-1.68=

4.86+2.93=

1.51+4.59=

3.61-3.19=

7.38-4.02=

3.83-2.44=

3.62+5.2=

9.83-4.3=

5.05-3.75=

4.86+6.41=

5.75-2.52=

8.7-2.27=

2.24+4.16=

9.76-7.75=

7.19+7.13=第31天

1.39+9.9=

7.61-6.4=

4.3+7.54=

1.26+6.82=

2.06-1.14=

6.52-1.66=

6.78-3.09=

3.32-1.41=

8.27+7.55=

1.28+1.04=

5.34+3.49=

6.87+5.21=

7.34+2.82=

4.05+4.26=

7.41-1.74=

2.49+7.68=

7.39-4.54=

9.66-9.43=

3.54+9.56=

3.37-2.14=第32天

4.74-4.51=9-8.31=

3.19-1.62=

1.15-1.08=

6.22-2=

6.22-2.26=

3.3+8.05=

7.79-4.95=

3.76+9.9=

9.84+9.59=

2.11-2.11=

4.19-2.63=

5.14+6.27=

4.75+2.72=

4.7-2.56=

1.31+5.23=

5.2+1.98=

7.33-2.02=

3.73-2.44=

5.22+3.36=

第33天

4.1+3.53=

8.87+2.18=

2.28-1.87=

1.33+3.93=

3.13-1.82=

6.22+8.24=

6.06-2.54=

6.73+5.92=

3.11-1.79=

5.05+1.06=

7.35-3.67=

8.85+5.61=

1.09-1.07=

4.41+7.09=

1.4-1.37=

3.23+6.28=

5.03+7.86=

8.9+9.85=

9.36-7.74=

9.88+4.22=

第34天

4.72+8.33=

3.98-1.02=

8.51-4.95=

4.36-3.76=

9.69-2.97=

2.47-1.13=

7.44+5.77=

7.13+5.1=

4.66+4.59=

4.87-2.54=

1.05-1.02=

1.88-1.31=

2.12+3.92=

6.85+7.38=

8.02-4.16=

1.24+1.51=

3.5+9.89=

4.5+1.06=

1.11-1.09=

6.02-5.73=第35天

7.2+7.48=

7.47-5.57=

3.14-1.13=

3.29+3.12=

8.76+9.72=

3.53-3.18=

7.94-3.38=

5.46+5.62=

9.91-2.46=

9.84+5.19=

9.6-7.31=

6.68-5.33=

4.2+8.62=

2.88-2.37=

8.38-7.21=

5.79-3.19=

4.47+5.7=

9.3-3.02=

8.29-4.87=

4.92+8.68=

第36天

8.46+7.07=

9.02+5.96=

7.51+2.51=

1.24-1.19=

4.16+3.3=

7.22-5.32=

9.88-4.4=

6.87+2.01=

2.95+4.47=

2.34-1.61=

5.38+8.77=

3.32-3.1=

4.87+5.33=

4.26-3.69=

3.06-1.12=

8.47-3.04=

1.51-1.05=

4.87-2.58=

3.55+6.19=

9-6.67=第37天

3.71+4.82=

3.16-2.03=

3.92-1.67=

2.78+1.07=

8.11-5.53=

8.83+9.99=

3.03+5.3=

7.35+7.53=

3.22-2.26=

56.8-31.52=

93.85+7.24=

71.21-11.55=

88.47-14.37=

61.2+11.02=

66.3+25.6=

25.98+13.56=

50.08-17.81=

79.72+19.82=

67.9+25.97=

88.33-60.72=

第38天

23.17-16.31=

37.28+27.01=

64.72-11.23=

20.55+32.14=

75.07+19.35=

70.02+14.72=