3.5*4/5+5.5*80%+0.8简便计算

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/18 13:10:50
3.5*4/5+5.5*80%+0.8简便计算3.5*4/5+5.5*80%+0.8简便计算3.5*4/5+5.5*80%+0.8简便计算3.5*4/5+5.5*80%+0.8=3.5*0.8+5.5

3.5*4/5+5.5*80%+0.8简便计算
3.5*4/5+5.5*80%+0.8简便计算

3.5*4/5+5.5*80%+0.8简便计算
3.5*4/5+5.5*80%+0.8
=3.5*0.8+5.5*0.8+0.8
=(3.5+5.5+1)*0.8
=10*0.8
=8

原式=3.5×0.8+5.5×0.8+1×0.8
=(3.5+5.5+1)×0.8
=10×0.8
=8

3.5*4/5+5.5*80%+0.8
=3.5*0.8+5.5*0.8+0.8
=0.8*(3.5+5.5+1)
=0.8*10
=8

3.5*4/5+5.5*80%+0.8
=3.5*0.8+5.5*0.8+0.8
=(3.5+5.5+1)*0.8
=10*0.8
=8