计算:(1)(-3)+(-4)-(+11)-(-9)=______(2)(-7)×(-5)-90÷(-3)=______(3)112÷(113?
计算:(1)(-3)+(-4)-(+11)-(-9)=______(2)(-7)×(-5)-90÷(-3)=______(3)112÷(113?34+56)=117117...
计算:(1)(-3)+(-4)-(+11)-(-9)=______(2)(-7)×(-5)-90÷(-3)=______(3)112÷(113?34+56)=117117(4)?14?(1?0.5)×13×[2?(?3)2]=1616
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