简算：7.425+255.2/2

来源：学生作业帮助网编辑：作业帮时间：2024/11/17 03:41:38

简算：7.4*25+25*5.2/2
简算：7.4*25+25*5.2/2

简算：7.4*25+25*5.2/2
=7.4*25+25*(5.2/2)
=7.4*25+25*2.6
=25*(7.4+2.6)
=25*10
=250