-76.45% is the change from 242 to 57
Calculation steps:
[( 57 - 242 ) ÷ 242] x 100 = -76.45%
Formula
Percentage change = [(57 - 242) / 242] x 100
Subtract the new number by the original number
57 - 242 = -185
-185 ÷ 242 = -0.7644628099173554
-0.7644628099173554 x 100 = -76.45%