Current location - Training Enrollment Network - Mathematics courses - When I was in the sixth grade, I went to the math workbook on pages 28 to 29 and asked Shanghai Education Press for answers ~ ~ ~
When I was in the sixth grade, I went to the math workbook on pages 28 to 29 and asked Shanghai Education Press for answers ~ ~ ~
1.

2.( 1)4, 25, 0.8(2) 16/9, 28

do it yourself

4. Thirty-one twentieth, seven twelfth, four and twelve sevenths.

5.X= 2 1/8,X= 77/ 160。

6. Twenty-five out of seventy-eight, seventy-seven out of twelve, three out of sixty and seventeen out of two hundred and sixteen.

I called myself and stopped.