12.5×9.7-12.5×8.7 0.125×0.25×8×4 2.73×99 7.6+7.6×
答案:2 悬赏:30 手机版
解决时间 2021-04-04 13:58
- 提问者网友:我是女神我骄傲
- 2021-04-03 23:50
12.5×9.7-12.5×8.7 0.125×0.25×8×4 2.73×99 7.6+7.6×
最佳答案
- 五星知识达人网友:北城痞子
- 2021-04-04 00:54
12.5×9.7-12.5×8.7
=12.5×(9.7-8.7)
=12.5追问还有呢?追答0.125×0.25×8×4
=(0.125×8)×(0.25×4)
=1×1
=12.73×99
=2.73×(100-1)
=273-2.73
=270.277.6+7.6×9
=7.6×(10-1)
=76-7.6
=68.4
=12.5×(9.7-8.7)
=12.5追问还有呢?追答0.125×0.25×8×4
=(0.125×8)×(0.25×4)
=1×1
=12.73×99
=2.73×(100-1)
=273-2.73
=270.277.6+7.6×9
=7.6×(10-1)
=76-7.6
=68.4
全部回答
- 1楼网友:长青诗
- 2021-04-04 01:40
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