Answer:
![\frac15=(2)/(10)=0,2=(20)/(100)=20\%\\\\\\\frac18=(125)/(1000)=0,125=(12,5)/(100)=12,5\%\\\\\\\frac1{4}=(25)/(100)=0,25=(25)/(100)=25\%\\\\\\\frac3{40}=(75)/(1000)=0,075=(7,5)/(100)=7,5\%](https://img.qammunity.org/2021/formulas/mathematics/middle-school/bq64xe8o2l6yugrkdzsfe7mfn66qb2pwyb.png)
Explanation:
Fractions are written if three forms, but it is the same fraction on one line.
First are the fractions in the simplest form, then in a form that makes easy to convert to decimals, then decimals, then fractions in a form that makes easy to change to percentages, and the last ones are percentages.