2.6乘以1.5加上0.15乘以34怎么简便

来源:学生作业帮助网 编辑:作业帮 时间:2024/03/29 01:56:20
2.6乘以1.5加上0.15乘以34怎么简便

2.6乘以1.5加上0.15乘以34怎么简便
2.6乘以1.5加上0.15乘以34怎么简便

2.6乘以1.5加上0.15乘以34怎么简便

2.6×1.5+0.15×34
=26×0.15+0.15×34
=0.15×(26+34)
=0.15×60
=9

2.6*1.5+0.15*34
=0.15*(2.6*10+34)
=0.15*(26+34)
=0.15*60
=9