208×52-210×53+135×60=
答案:1 悬赏:60 手机版
解决时间 2021-01-30 00:27
- 提问者网友:骨子里的高雅
- 2021-01-29 21:05
208×52-210×53+135×60=
最佳答案
- 五星知识达人网友:由着我着迷
- 2021-01-29 21:12
208×52-210×53+135×60
=208x(53-1)-210x53+135x60
=(208-210)x53-208+135x60
=135x60-2x53-208
=8100-314
=7700+400-314
=7700+86
=7786
=208x(53-1)-210x53+135x60
=(208-210)x53-208+135x60
=135x60-2x53-208
=8100-314
=7700+400-314
=7700+86
=7786
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