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3.62Ⅹ9+0.362Ⅹ910怎样简便计算?
人气:374 ℃ 时间:2020-05-15 22:50:21
解答
3.62×9+0.362×910
=3.62×9+3.62×91
=3.62×﹙9+91﹚
=3.62×100
=362.
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