Six people in class 6 (2) won the first prize, and five people in class 6 (3) won the first prize. How many percent more people in class 6 (2) won the first prize than in class 6 (3)

Six people in class 6 (2) won the first prize, and five people in class 6 (3) won the first prize. How many percent more people in class 6 (2) won the first prize than in class 6 (3)

(6÷5-1)×100%=20%
(6-5)÷5×100%=20%