3.75*0.5+6.25﹨2

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/27 18:09:28

3.75*0.5+6.25﹨2
3.75*0.5+6.25﹨2

3.75*0.5+6.25﹨2
一个数乘0.5=这个数除以2
3.75*0.5+6.25﹨2
=(3.75+6.25)*0.5
=10*5
=5

3.75*0.5+6.25﹨2
=3.75*0.5+6.25*0.5
=(3.75+6.25)*0.5
=10*0.5
=5

3.75*0.5+6.25\2=3.75\2+6.25\2=(3.75+6.25)\2=5

写清楚点

3.75 *0.5+6.25 * 0.5=(3.75+6.25)*0.5=5

一个数乘0.5=这个数除以2
3.75*0.5+6.25﹨2
=(3.75+6.25)*0.5
=10*5
=5

=(3.75+6.25)﹨2
=5