-62.54% is the change from 331 to 124
Calculation steps:
[( 124 - 331 ) ÷ 331] x 100 = -62.54%
Formula
Percentage change = [(124 - 331) / 331] x 100
Subtract the new number by the original number
124 - 331 = -207
-207 ÷ 331 = -0.6253776435045317
-0.6253776435045317 x 100 = -62.54%