【1.9+19%乘以(4.8-2.4)】除以(53乘以0.25+30.6乘以0.25)=?
问题描述:
【1.9+19%乘以(4.8-2.4)】除以(53乘以0.25+30.6乘以0.25)=?
答
【1.9+19%乘以(4.8-2.4)】除以(53乘以0.25+30.6乘以0.25)
=【1.9*(1+0.24)】/【0.25*(53+30.6)】
=1.9*1.24/(83.6/4)
=2.356/20.9
=0.1127272727.