Question

(-2又1/2)+(+5/6)+(-0.5)+(+1又1/6)

Answer 1

(-2又1/2)+(+5/6)+(-0.5)+(+1又1/6)
=-5/2+5/6-1/2+7/6【化为分数】
=-15/6+5/6-3/6+7/6【分母均化为6，分子可加减】
=(-15+5-3+7)/6
=-6/6
=-1

Answer 2

(-2又1/2)+(+5/6)+(-0.5)+(+1又1/6)
= - 5/2 + 5/6 -1/2 + 7/6
== - 5/2 -1/2 + 7/6 + 5/6
= -3 + 2
= -1

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器宇轩昂,且有慧根,
乃是万中无一的武林奇才.
潜心修习,将来必成大器，
鄙人有个小小的考验请点击在下答案旁的
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(-3/4)*(-8+2/3+1/2)