计算-4/3乘(8-1又3/1-0.04)的结果是_____
问题描述:
计算-4/3乘(8-1又3/1-0.04)的结果是_____
答
(-4/3)*[8-(1+1/3)-0.04]
=(-4/3)*[8-1-1/3-0.04]
=(-4/3)*[7-1/3-0.04]
=(-4/3)*[20/3-0.04]
=-(4/3)*(20/3)-(-4/3)(0.04)
=-5+(0.16/3)
=-5+(4/75)
=-371/75