【(-4)-(+7)】-(-5),3-【(-3)-12】,8-(9-10),(3-5)-(6-10)算式是什么?
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![【(-4)-(+7)】-(-5),3-【(-3)-12】,8-(9-10),(3-5)-(6-10)算式是什么?](/uploads/image/z/3009764-20-4.jpg?t=%E3%80%90%EF%BC%88-4%EF%BC%89-%EF%BC%88%2B7%EF%BC%89%E3%80%91-%EF%BC%88-5%29%2C3-%E3%80%90%EF%BC%88-3%EF%BC%89-12%E3%80%91%2C8-%EF%BC%889-10%EF%BC%89%2C%EF%BC%883-5%EF%BC%89-%EF%BC%886-10%EF%BC%89%E7%AE%97%E5%BC%8F%E6%98%AF%E4%BB%80%E4%B9%88%3F)
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【(-4)-(+7)】-(-5),3-【(-3)-12】,8-(9-10),(3-5)-(6-10)算式是什么?
【(-4)-(+7)】-(-5),3-【(-3)-12】,8-(9-10),(3-5)-(6-10)算式是什么?
【(-4)-(+7)】-(-5),3-【(-3)-12】,8-(9-10),(3-5)-(6-10)算式是什么?
[(-4)-(+7)]-(-5)
=-4-7+5
=-11+5
=-6
3-[(-3)-12]
=3+3+12
=18
8-(9-10)
=8-9+10
=-1+10
=10-1
=9
(3-5)-(6-10)
=-2-(-4)
=-2+4
=4-2
=0