-17.39% is the change from 322 to 266
Calculation steps:
[( 266 - 322 ) ÷ 322] x 100 = -17.39%
Formula
Percentage change = [(266 - 322) / 322] x 100
Subtract the new number by the original number
266 - 322 = -56
-56 ÷ 322 = -0.17391304347826086
-0.17391304347826086 x 100 = -17.39%