-47.2% is the change from 322 to 170
Calculation steps:
[( 170 - 322 ) ÷ 322] x 100 = -47.2%
Formula
Percentage change = [(170 - 322) / 322] x 100
Subtract the new number by the original number
170 - 322 = -152
-152 ÷ 322 = -0.4720496894409938
-0.4720496894409938 x 100 = -47.2%