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数学
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计算:负128又37分之16除以(负32) 负19又19分之18乘17
(负32) 负19又19分之18乘17 和(负32) 负19又19分之18乘17
人气:422 ℃ 时间:2019-08-18 21:31:51
解答
=(128+16/37)÷32
=128÷32+16/37÷32
=4+1/74
=4又74分之1
=-(20-1/19)×17
=-20×17+1/19×17
=-340+17/19
=-339又19分之2
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