-46.22% is the change from 331 to 178
Calculation steps:
[( 178 - 331 ) ÷ 331] x 100 = -46.22%
Formula
Percentage change = [(178 - 331) / 331] x 100
Subtract the new number by the original number
178 - 331 = -153
-153 ÷ 331 = -0.4622356495468278
-0.4622356495468278 x 100 = -46.22%