-54.08% is the change from 331 to 152
Calculation steps:
[( 152 - 331 ) ÷ 331] x 100 = -54.08%
Formula
Percentage change = [(152 - 331) / 331] x 100
Subtract the new number by the original number
152 - 331 = -179
-179 ÷ 331 = -0.540785498489426
-0.540785498489426 x 100 = -54.08%