怎样简便就怎样计算.3.25×39/5+6/5×3.25+13/4 1/5×370%+6.3×1/5+4.4 .
问题描述:
怎样简便就怎样计算.3.25×39/5+6/5×3.25+13/4 1/5×370%+6.3×1/5+4.4 .
答
3.25*(39/5+6/5+5/5)=3.25*10=32.5
1/5*(3.7+6.3)+4.4=2+4.4=6.4