Question

Nine out of 25 students finish their work early on Tuesday.What percentage of the class finish their work early?

Answer 1

36% of the class had finished their homework. 9/25 = x/100, 9 × 100 = x × 25, 900/25 = 25x/25 cross out the 25x/25 and divide 900 by 25 to get 36%

Answer 2

9 is what percent of 25
= 9 / 25
= 0.36

Converting decimal to a percentage:
0.36 * 100 = 36%