-72.84% is the change from 324 to 88
Calculation steps:
[( 88 - 324 ) ÷ 324] x 100 = -72.84%
Formula
Percentage change = [(88 - 324) / 324] x 100
Subtract the new number by the original number
88 - 324 = -236
-236 ÷ 324 = -0.7283950617283951
-0.7283950617283951 x 100 = -72.84%