1.(-5)除(-10)X(-2) 2.(-36又4分之3)除(-9)
问题描述:
1.(-5)除(-10)X(-2) 2.(-36又4分之3)除(-9)
答
(-5)÷(-10)x(-2)
=(-5)x(-2)÷(-10)
=10÷(-10)
=-1
(-36又3/4)÷(-9)
=(-36-3/4)÷(-9)
=36÷9+3/4÷9
=4+1/12
=4又12分之1
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