-71% is the change from 331 to 96
Calculation steps:
[( 96 - 331 ) ÷ 331] x 100 = -71%
Formula
Percentage change = [(96 - 331) / 331] x 100
Subtract the new number by the original number
96 - 331 = -235
-235 ÷ 331 = -0.7099697885196374
-0.7099697885196374 x 100 = -71%