-85.2% is the change from 919 to 136
Calculation steps:
[( 136 - 919 ) ÷ 919] x 100 = -85.2%
Formula
Percentage change = [(136 - 919) / 919] x 100
Subtract the new number by the original number
136 - 919 = -783
-783 ÷ 919 = -0.8520130576713819
-0.8520130576713819 x 100 = -85.2%