-19.82% is the change from 222 to 178
Calculation steps:
[( 178 - 222 ) ÷ 222] x 100 = -19.82%
Formula
Percentage change = [(178 - 222) / 222] x 100
Subtract the new number by the original number
178 - 222 = -44
-44 ÷ 222 = -0.1981981981981982
-0.1981981981981982 x 100 = -19.82%