Question

Ms. Erin had 25 students in on of her math classes last semester. Now this class has 22 students. What is the percent of change? 10%13.6% 12%​

Answer 1

V2-V1/ V1 * 100= 25-22/25*100= -3/25*100= -0.12*100 =12% decrease

Answer 2

12% decrease

Explanation:

[(new value - old value) / old value] x 100

(22 - 25) / 25 = -3/25 = -0.12

-0.12 x 100 = -12%

when you have a negative it indicates a decrease rather than an increase