[tex]100 \div 7 = 14.2857142857 \\ [/tex] Divide 100 into seven different parts. You need 5 of these seven parts worth 14.285 each meaning you would multiply this part ( 14.2857142857) by 5 [tex]14.2857142857 \times 5 = 71.4285714285[/tex] 71.4285714285 is 5/7ths out of 100.