(-1253)÷5+2.5×43÷(-4)-数学

题目简介

(-1253)÷5+2.5×43÷(-4)-数学

题目详情

(-
125
3
)÷5+2.5×
4
3
÷(-4)
题型:解答题难度:中档来源:不详

答案

原式=-(class="stub"125
3
×class="stub"1
5
)+class="stub"5
2
×class="stub"4
3
×(-class="stub"1
4

=-class="stub"25
3
-class="stub"5
6

=-class="stub"55
6

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