第49页

信息发布者：
0.47
4.27
7.8
1
0.33
1.8
1.05
10.24
1.76
原式=15.32-(3.7+1.3)
=15.32-5
=10.32
原式=16.79-6.79+9.8
=10+9.8
=19.8
原式=0.83+0.17+0.79
=1+0.79
=1.79
原式=146.5-46.5-2.3
=100-2.3
=97.7
=106.62
=12.932
=5.108
=49.87
验算
=52.66
=100.09
验算
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