-22.31% is the change from 242 to 188
Calculation steps:
[( 188 - 242 ) ÷ 242] x 100 = -22.31%
Formula
Percentage change = [(188 - 242) / 242] x 100
Subtract the new number by the original number
188 - 242 = -54
-54 ÷ 242 = -0.2231404958677686
-0.2231404958677686 x 100 = -22.31%