两道数学题___送分中.
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两道数学题___送分中.
8/(-0.2)=
(-2)/2分之1=
自助建站:309033839 757371426
8/(-0.2)=
(-2)/2分之1=
自助建站:309033839 757371426
![两道数学题___送分中.](/uploads/image/z/16057730-2-0.jpg?t=%E4%B8%A4%E9%81%93%E6%95%B0%E5%AD%A6%E9%A2%98___%E9%80%81%E5%88%86%E4%B8%AD.)
8/(-0.2)
=8/(-1/5)
=8×(-5)
=-40
(-2)/(1/2)
=(-2)×2
=-4
=8/(-1/5)
=8×(-5)
=-40
(-2)/(1/2)
=(-2)×2
=-4