-2³÷4/9×(-2/3)²+(-0.8)-5×(-1/4)
-2³÷4/9×(-2/3)²+(-0.8)-5×(-1/4)
计算:(-2)³×9/4+(-3/2)²÷(-1/2)³
(-3)³÷9/4×(-2/3)²+4-2²×(-1/3)
-1^2013+(-5)^2÷|-5/6|*2/5-4²÷(-2)³
(-2×5)³-(-1又7/9)×(-3/4)²-(-1/0.1)²÷(-0.1)
4-(-2)²-3÷(-1)³+[6-2×(8-5)]×(-2009)2010次方
[-3²-(-4³)]÷[(-9)-(-4)]
{(-4又2分之1)-[-(-5)²×0.2²-0.8]}÷5又3分之2 计算
(1)(-16-50+3又5分之2)÷(-2)(2)(-6)×8-(-2)³-(-4)²×5
计算:(3x³y)²*(4y)²÷(2xy)³
求解-54²÷9的4次方×3的4次方+(-8)²×|-1/16|³÷(-2的四次方分之1)
(1)1-7+3x/8=3x-10/4-x (2)-3³-[-5-0.2÷4/5×(-2)²]