-55.78% is the change from 502 to 222
Calculation steps:
[( 222 - 502 ) ÷ 502] x 100 = -55.78%
Formula
Percentage change = [(222 - 502) / 502] x 100
Subtract the new number by the original number
222 - 502 = -280
-280 ÷ 502 = -0.5577689243027888
-0.5577689243027888 x 100 = -55.78%