2.46*0.8+1.23*0.4=,脱式计算,

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/10 19:23:19
2.46*0.8+1.23*0.4=,脱式计算,

2.46*0.8+1.23*0.4=,脱式计算,
2.46*0.8+1.23*0.4=,脱式计算,

2.46*0.8+1.23*0.4=,脱式计算,
2.46*0.8+1.23*0.4
=2.46*0.8+1.23*2*0.2
=2.46*0.8+2.46*0.2
=2.46*(0.8+0.2)
=2.46*1
=2.46