-85.16% is the change from 910 to 135
Calculation steps:
[( 135 - 910 ) ÷ 910] x 100 = -85.16%
Formula
Percentage change = [(135 - 910) / 910] x 100
Subtract the new number by the original number
135 - 910 = -775
-775 ÷ 910 = -0.8516483516483516
-0.8516483516483516 x 100 = -85.16%