(-7)-(+5)+(-4)-(-10)等于多少

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(-7)-(+5)+(-4)-(-10)等于多少(-7)-(+5)+(-4)-(-10)等于多少(-7)-(+5)+(-4)-(-10)等于多少(-7)-(+5)+(-4)-(-10)去括号,负正得负

(-7)-(+5)+(-4)-(-10)等于多少
(-7)-(+5)+(-4)-(-10)等于多少

(-7)-(+5)+(-4)-(-10)等于多少
(-7)-(+5)+(-4)-(-10) 去括号,负正得负.负负得正.所以是-7-5-4+10=-6