-64.29% is the change from 322 to 115
Calculation steps:
[( 115 - 322 ) ÷ 322] x 100 = -64.29%
Formula
Percentage change = [(115 - 322) / 322] x 100
Subtract the new number by the original number
115 - 322 = -207
-207 ÷ 322 = -0.6428571428571429
-0.6428571428571429 x 100 = -64.29%