四年级小数加减法计算题.doc

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1、5.67-0.73=  13.18+5.27=    26.8+3.02=   6.07-4.993=    50-28.5-13.45       13.79-9.653+170.57 1.5+0.68-0.306       72.8-8.6+5.84  15.4+2.97=   10.2-8.75=   12.16+5.347=  0.4-0.125=    20.8-（15.98-3.9）32.5+（5.07+6.13）3.52-（4.66-3.82）9.6+4.78=  5.67-0.845=  0.506-0.19= 

2、11.04-7.3=   1.4-0.405=   62.1-17.07=0.9+1.08+0.92+0.1      5.26+3.43+0.74  5.6+2.7+4.4       0.15+7.62+7.85 1.4-0.405=   3.906+0.66=   43.5-27.34= 15.98-3.9=   75.6-3.55=8.94+10.7=51.27-8.66-1.34     48.14-2.43-7.57      18.76-3.47-0.53       5.17-1.8-3.2  12.03+0.87

3、5=  37.8+3.02=  0.704-0.25=10.1-0.55=    27+8.03=    26+7.98= 70.8-1.25-1.75      4.02-3.5+0.98        4.25-0.83+0.75      23.04-0.8-13.4-6.2 13.99+1=   7.88+2.32 =    95-9.85=    20-9.42=     35.09-11=  96.85-85=   45.45-45=    15.13+4.92-5.13     3.98-1.5+6.02 4.8+1

4、.2-4.8+1.2             30.99-（8.5+15.99）72.6-（22.6+3.45） 36.06-（5+6.06）27.38+4.83=  26.75+2.83=  3.64-2.58= 6.52-3.44=5.31+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=   5.03-2.5+0.96=       22.8-5.23-9.125=  23.66+4.34-3.56=    5.6-0

5、.81-1.29= 4.8+18.9=    10.3+58.7=  8.03-4.56= 9.03-8.57=     8.25+1.55=   9.43-9.05=15.9+3.26+4.17=       67.2+41.5-71.39=   10.75+0.4-9.473=     16.23+8.92-7.56=    1.75+2.08=  4.28-3.37=  4.13+2.24=  4.17+2.53=   5.07-0.98=   5.67-0.73=  1.5+0.68-0.306=       72.8-8

6、.6+5.84=     20.8-（15.98-3.9）=32.5+（5.07+6.13）=13.18+5.27=  5.16+7.89=  26.8+3.02=   6.07-4.993=   3.7+2.36=  0.9+1.08+0.92+0.1=      5.26+3.43+0.74=      5.6+2.7+4.4=        20.15+7.62+7.85=   15.4+2.97=   10.2-8.75=    7.3-2.25=3.8+3.54=     3.05-2.9=   3.1-2.07=   

7、  51.27-8.66-1.34=     48.14-2.43-7.57=      18.76-3.47-0.53=        5.17-1.8-3.2= 12.7+6.58=     7.81-3.735=  12.16+5.347= 0.4-0.125=  18.7+3.96=   9.6+4.78=      70.8-1.25-1.75=        4.02-3.5+0.98=    4.25-0.83+0.75=      23.04-0.8-13.4-6.2= 5.67-0.845=  0.506-0.1

8、9=  11.04-7.3=   1.4-0.405=   62.1-17.07= 15.13+4.92-5.13=        3.98-1.5+6.02=      4.8+1.2-4.8+1.2=  30.99-（8.5+15.99）=1.