| 47+68= | 15÷10%= | 7.1-1.9= | 8.4÷0.7= | - = | 0.72= |
| 0.125×8= | +125%= | ÷ = | × = | 0÷17×34= |
| 47+68=115, | 15÷10%=150, | 7.1-1.9=5.2, | 8.4÷0.7=12, | - = , | 0.72=0.49, |
| 0.125×8=1, | +125%= , | ÷ = , | × = , | 0÷17×34=0. |
,0.49,1,
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,0.分析:本题根据整数、小数、分数的加法、减法、乘法、除法的运算法则计算即可.
点评:完成此类题目要细心,在保证做题质量的同时,要注意提高做题的速度.
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