75.2×1.25+4.45×12.5+0.035×125简算
答案:1 悬赏:60 手机版
解决时间 2021-11-17 22:25
- 提问者网友:遮云壑
- 2021-11-17 08:45
75.2×1.25+4.45×12.5+0.035×125简算
最佳答案
- 五星知识达人网友:一把行者刀
- 2021-11-17 09:19
75.2×1.25+4.45×12.5+0.035×125
=75.2×1.25+44.5×1.25+3.5×1.25
=(75.2+44.5+3.5)×1.25
=123.2×1.25
=15.4×(8×1.25)
=15.4×10
=154
=75.2×1.25+44.5×1.25+3.5×1.25
=(75.2+44.5+3.5)×1.25
=123.2×1.25
=15.4×(8×1.25)
=15.4×10
=154
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