-7.41% is the change from 324 to 300
Calculation steps:
[( 300 - 324 ) ÷ 324] x 100 = -7.41%
Formula
Percentage change = [(300 - 324) / 324] x 100
Subtract the new number by the original number
300 - 324 = -24
-24 ÷ 324 = -0.07407407407407407
-0.07407407407407407 x 100 = -7.41%