简便计算88×0.34 0.68×5.6
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解决时间 2021-03-07 06:48
- 提问者网友:焚苦与心
- 2021-03-07 02:32
简便计算88×0.34 0.68×5.6
最佳答案
- 五星知识达人网友:北方的南先生
- 2021-03-07 03:18
88×0.34+0.68×5.6
=88×0.34+0.34×2×5.6
=88×0.34+0.34×11.2
=0.34×(88+11.2)
=0.34×99.2
=0.34×100-0.34×0.8
=34-0.272
=33.728
=88×0.34+0.34×2×5.6
=88×0.34+0.34×11.2
=0.34×(88+11.2)
=0.34×99.2
=0.34×100-0.34×0.8
=34-0.272
=33.728
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