计算(1)18-(+10)+(-7)-(-5)(2)-2+8-7-5+9-11-23(3)(-6.5)+(+3.5)+|+6.5|-|-3.5|(4)371
计算(1)18-(+10)+(-7)-(-5)(2)-2+8-7-5+9-11-23(3)(-6.5)+(+3.5)+|+6.5|-|-3.5|(4)3712+(?114...
计算(1)18-(+10)+(-7)-(-5)(2)-2+8-7-5+9-11-23(3)(-6.5)+(+3.5)+|+6.5|-|-3.5|(4)3712+(?114)+(-3712)+114+(-418)(5)(?23)-(+13)-|?34|-(?14)(6)-(-1.6)+(-2.45)-(+2.7)+(-1.55)-(-2.4)+(+2.7)
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