-74.22% is the change from 322 to 83
Calculation steps:
[( 83 - 322 ) ÷ 322] x 100 = -74.22%
Formula
Percentage change = [(83 - 322) / 322] x 100
Subtract the new number by the original number
83 - 322 = -239
-239 ÷ 322 = -0.7422360248447205
-0.7422360248447205 x 100 = -74.22%