-81.06% is the change from 322 to 61
Calculation steps:
[( 61 - 322 ) ÷ 322] x 100 = -81.06%
Formula
Percentage change = [(61 - 322) / 322] x 100
Subtract the new number by the original number
61 - 322 = -261
-261 ÷ 322 = -0.8105590062111802
-0.8105590062111802 x 100 = -81.06%