-48.08% is the change from 260 to 135
Calculation steps:
[( 135 - 260 ) ÷ 260] x 100 = -48.08%
Formula
Percentage change = [(135 - 260) / 260] x 100
Subtract the new number by the original number
135 - 260 = -125
-125 ÷ 260 = -0.4807692307692308
-0.4807692307692308 x 100 = -48.08%