-95.02% is the change from 261 to 13
Calculation steps:
[( 13 - 261 ) ÷ 261] x 100 = -95.02%
Formula
Percentage change = [(13 - 261) / 261] x 100
Subtract the new number by the original number
13 - 261 = -248
-248 ÷ 261 = -0.9501915708812261
-0.9501915708812261 x 100 = -95.02%