-83.02% is the change from 801 to 136
Calculation steps:
[( 136 - 801 ) ÷ 801] x 100 = -83.02%
Formula
Percentage change = [(136 - 801) / 801] x 100
Subtract the new number by the original number
136 - 801 = -665
-665 ÷ 801 = -0.8302122347066168
-0.8302122347066168 x 100 = -83.02%