问题
计算题
| 计算下面各题。（能简算的要简算） | ||||
|
答案
7.34+2.85+2.35×1.6
=7.34+2.85+3.76
=7.34+3.76+2.85
=11.1+2.85
=13.95
=12.57-4.8-5.2
=7.77-5.2
=2.57
19.5×2.64-9.5×2.64
=2.64×（19.5-9.5）
=2.64×10
=26.4
=5.32×10+5.32×0.1+1.8
=53.2+0.532+1.8
=55.532