-96.33% is the change from 245 to 9
Calculation steps:
[( 9 - 245 ) ÷ 245] x 100 = -96.33%
Formula
Percentage change = [(9 - 245) / 245] x 100
Subtract the new number by the original number
9 - 245 = -236
-236 ÷ 245 = -0.963265306122449
-0.963265306122449 x 100 = -96.33%