计算:(-54)/6-(-25)*(-4) 计算:5.6+[1.8+4.5-(-8.1)] 计算:(-5又5/6+6又3/8-1又7/150*120

问题描述:

计算:(-54)/6-(-25)*(-4) 计算:5.6+[1.8+4.5-(-8.1)] 计算:(-5又5/6+6又3/8-1又7/150*120

(-54)/6-(-25)×(-4)
=-9-100
=-109
5.6+[1.8+4.5-(-8.1)]
=5.6+1.8+4.5+8.1
=20
(-35/6)+51/8-18007/18000
=-8257/18000