一点五乘0.35乘十六等于用简便方法计算
答案:4 悬赏:50 手机版
解决时间 2021-11-27 15:12
- 提问者网友:沦陷
- 2021-11-26 22:03
一点五乘0.35乘十六等于用简便方法计算
最佳答案
- 五星知识达人网友:春色三分
- 2021-11-26 23:34
1.5×0.35×16
=5×0.3×0.5×0.7×4×4
=5×4×0.5×4×0.7×0.3
=20×2×0.7×0.3
=4×7×0.3
=28×0.3
=8.4
=5×0.3×0.5×0.7×4×4
=5×4×0.5×4×0.7×0.3
=20×2×0.7×0.3
=4×7×0.3
=28×0.3
=8.4
全部回答
- 1楼网友:醉吻情书
- 2021-11-27 01:49
请采纳
- 2楼网友:愁杀梦里人
- 2021-11-27 01:42
3.2×4.5+32×0.55-0.32……… 变一变,就简便。
=3.2×4.5+3.2×5.5-0.32
=3.2×(4.5+5.5)-0.32
=3.2×10-0.32
=32-0.32
=31.68
=3.2×4.5+3.2×5.5-0.32
=3.2×(4.5+5.5)-0.32
=3.2×10-0.32
=32-0.32
=31.68
- 3楼网友:思契十里
- 2021-11-27 00:05
1.5x0.35x16
=1.5x0.35x8x2
=(1.5x8)x(0.35x2)
=12x0.7
=8.4
=1.5x0.35x8x2
=(1.5x8)x(0.35x2)
=12x0.7
=8.4
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