-77.93% is the change from 222 to 49
Calculation steps:
[( 49 - 222 ) ÷ 222] x 100 = -77.93%
Formula
Percentage change = [(49 - 222) / 222] x 100
Subtract the new number by the original number
49 - 222 = -173
-173 ÷ 222 = -0.7792792792792793
-0.7792792792792793 x 100 = -77.93%