-72.15% is the change from 79 to 22
Calculation steps:
[( 22 - 79 ) ÷ 79] x 100 = -72.15%
Formula
Percentage change = [(22 - 79) / 79] x 100
Subtract the new number by the original number
22 - 79 = -57
-57 ÷ 79 = -0.7215189873417721
-0.7215189873417721 x 100 = -72.15%