-95.4% is the change from 261 to 12
Calculation steps:
[( 12 - 261 ) ÷ 261] x 100 = -95.4%
Formula
Percentage change = [(12 - 261) / 261] x 100
Subtract the new number by the original number
12 - 261 = -249
-249 ÷ 261 = -0.9540229885057471
-0.9540229885057471 x 100 = -95.4%