-66.15% is the change from 260 to 88
Calculation steps:
[( 88 - 260 ) ÷ 260] x 100 = -66.15%
Formula
Percentage change = [(88 - 260) / 260] x 100
Subtract the new number by the original number
88 - 260 = -172
-172 ÷ 260 = -0.6615384615384615
-0.6615384615384615 x 100 = -66.15%