-35.95% is the change from 331 to 212
Calculation steps:
[( 212 - 331 ) ÷ 331] x 100 = -35.95%
Formula
Percentage change = [(212 - 331) / 331] x 100
Subtract the new number by the original number
212 - 331 = -119
-119 ÷ 331 = -0.3595166163141994
-0.3595166163141994 x 100 = -35.95%