-54.97% is the change from 322 to 145
Calculation steps:
[( 145 - 322 ) ÷ 322] x 100 = -54.97%
Formula
Percentage change = [(145 - 322) / 322] x 100
Subtract the new number by the original number
145 - 322 = -177
-177 ÷ 322 = -0.5496894409937888
-0.5496894409937888 x 100 = -54.97%