13.7/4+25.3*0.25+0.25简算!
问题描述:
13.7/4+25.3*0.25+0.25简算!
答
13.7/4+25.3*0.25+0.25
=13.7*0.25+25.3*0.25+0.25
=0.25*(13.7+25.3+1)
=0.25*40
=10