7142.85除以3.7除以2.7乘以1.7乘以0.7等于多少?
问题描述:
7142.85除以3.7除以2.7乘以1.7乘以0.7等于多少?
答
7142.85÷3.7÷2.7×1.7×0.7
=1930.5÷2.7×1.7×0.7
=715×1.7×0.7
=1215.5×0.7
=850.85