-53.11% is the change from 322 to 151
Calculation steps:
[( 151 - 322 ) ÷ 322] x 100 = -53.11%
Formula
Percentage change = [(151 - 322) / 322] x 100
Subtract the new number by the original number
151 - 322 = -171
-171 ÷ 322 = -0.531055900621118
-0.531055900621118 x 100 = -53.11%