计算下面各题,能简算的要简算.5.5×17.3+2.7×5.51.25×0.7×801.5
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解决时间 2021-01-26 14:27
- 提问者网友:难遇难求
- 2021-01-26 00:15
计算下面各题,能简算的要简算.5.5×17.3+2.7×5.51.25×0.7×801.5
最佳答案
- 五星知识达人网友:轮獄道
- 2021-01-26 00:20
(1)5.5×17.3+2.7×5.5
=5.5×(17.3+2.7)
=5.5×20
=110;
(2)1.25×0.7×80
=1.25×80×0.7
=100×0.7
=70;
(3)1.5×102
=1.5×100+1.5×2
=150+3
=153;
(4)70.3-17.48÷7.6
=70.3-2.3
=68;
(5)3.64÷52×23.3
=0.07×23.3
=1.631;
(6)1.5×101-1.5
=1.5×(101-1)
=1.5×100
=150.
=5.5×(17.3+2.7)
=5.5×20
=110;
(2)1.25×0.7×80
=1.25×80×0.7
=100×0.7
=70;
(3)1.5×102
=1.5×100+1.5×2
=150+3
=153;
(4)70.3-17.48÷7.6
=70.3-2.3
=68;
(5)3.64÷52×23.3
=0.07×23.3
=1.631;
(6)1.5×101-1.5
=1.5×(101-1)
=1.5×100
=150.
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