-36.15% is the change from 260 to 166
Calculation steps:
[( 166 - 260 ) ÷ 260] x 100 = -36.15%
Formula
Percentage change = [(166 - 260) / 260] x 100
Subtract the new number by the original number
166 - 260 = -94
-94 ÷ 260 = -0.36153846153846153
-0.36153846153846153 x 100 = -36.15%