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4×3又4分之3+375%×7-3.75(计算)(要算式)
人气:422 ℃ 时间:2020-04-03 04:41:56
解答
=4x3.75+3.75x7-3.75
=3.75x(4+7-1)
=3.75x10
=37.5
o(︶︿︶)o
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