0.25*0.14简算
答案:6 悬赏:50 手机版
解决时间 2021-03-22 07:21
- 提问者网友：趣果有间
- 2021-03-21 10:17
0.25*0.14简算
最佳答案
- 五星知识达人网友：怀裏藏嬌
- 2021-03-21 11:52
0.25×0.14
=0.0001(25×14)
=0.0001×[25×(10+4)]
=0.0001×(250+100)
=0.0001×350
=0.035
=0.0001(25×14)
=0.0001×[25×(10+4)]
=0.0001×(250+100)
=0.0001×350
=0.035
全部回答
- 1楼网友：荒野風
- 2021-03-21 17:07
0.25*2*0.07
=0.5*0.07
=0.035
=0.5*0.07
=0.035
- 2楼网友：一把行者刀
- 2021-03-21 16:16
0.25×0.14=0.25×2×0.07=0.5×0.07=0.035,这道题运用了乘法结合律，使得运算简便，请采纳，希望还能帮到你，谢谢。追答或者是3.5×10^-2次幂谢谢。
- 3楼网友：轻雾山林
- 2021-03-21 15:04
0.25*0.14=0.25*0.1+0.25*0.04=0.025+0.01=0.035
- 4楼网友：千杯敬自由
- 2021-03-21 14:29
0.25×(0.1+0.04)
=0.25×1+0.25×0.04
=0.25+0.01
=0.26追答0.25×(0.1+0.04)
=0.25×0.1+0.25×0.04
=0.025+0.01
=0.035
=0.25×1+0.25×0.04
=0.25+0.01
=0.26追答0.25×(0.1+0.04)
=0.25×0.1+0.25×0.04
=0.025+0.01
=0.035
- 5楼网友：轻熟杀无赦
- 2021-03-21 13:24
0.25×0.14
=0.25×2×0.07
=0.5×0.07
=0.035
=0.25×2×0.07
=0.5×0.07
=0.035
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