-96.43% is the change from 252 to 9
Calculation steps:
[( 9 - 252 ) ÷ 252] x 100 = -96.43%
Formula
Percentage change = [(9 - 252) / 252] x 100
Subtract the new number by the original number
9 - 252 = -243
-243 ÷ 252 = -0.9642857142857143
-0.9642857142857143 x 100 = -96.43%