-78.57% is the change from 252 to 54
Calculation steps:
[( 54 - 252 ) ÷ 252] x 100 = -78.57%
Formula
Percentage change = [(54 - 252) / 252] x 100
Subtract the new number by the original number
54 - 252 = -198
-198 ÷ 252 = -0.7857142857142857
-0.7857142857142857 x 100 = -78.57%