-90.09% is the change from 222 to 22
Calculation steps:
[( 22 - 222 ) ÷ 222] x 100 = -90.09%
Formula
Percentage change = [(22 - 222) / 222] x 100
Subtract the new number by the original number
22 - 222 = -200
-200 ÷ 222 = -0.9009009009009009
-0.9009009009009009 x 100 = -90.09%