Question

计算下面各题．6.54×1.2-1.87 3.17+0.4×1.6 5.2×0.1×28.5  ...

计算下面各题．6.54×1.2-1.87 3.17+0.4×1.6 5.2×0.1×28.5 3.7×10.1．

Answer 1

6.54×1.2-1.87   
=7.848-1.87
=5.978；
 
3.17+0.4×1.6
=3.17+0.64
=3.81；

5.2×0.1×28.5 
=0.52×28.5
=14.82；

3.7×10.1
=3.7×10+3.7×0.1
=37+0.37
=37.37．