Question

PLEASE HELP ME 10 POINTS

Answer 1

`(3)/(5)=(3\cdot2)/(5\cdot2)=(6)/(10)\\\\(1)/(2)=(1\cdot5)/(2\cdot5)=(5)/(10)\\\\(3)/(5)+(1)/(2)=(6)/(10)+(5)/(10)=(6+5)/(10)=(11)/(10)=1(1)/(10)\\\\(3)/(5)-(1)/(2)=(6)/(10)-(5)/(10)=(6-5)/(10)=(1)/(10)`