-90.8% is the change from 261 to 24
Calculation steps:
[( 24 - 261 ) ÷ 261] x 100 = -90.8%
Formula
Percentage change = [(24 - 261) / 261] x 100
Subtract the new number by the original number
24 - 261 = -237
-237 ÷ 261 = -0.9080459770114943
-0.9080459770114943 x 100 = -90.8%