-66.28% is the change from 261 to 88
Calculation steps:
[( 88 - 261 ) ÷ 261] x 100 = -66.28%
Formula
Percentage change = [(88 - 261) / 261] x 100
Subtract the new number by the original number
88 - 261 = -173
-173 ÷ 261 = -0.6628352490421456
-0.6628352490421456 x 100 = -66.28%