-86.16% is the change from 983 to 136
Calculation steps:
[( 136 - 983 ) ÷ 983] x 100 = -86.16%
Formula
Percentage change = [(136 - 983) / 983] x 100
Subtract the new number by the original number
136 - 983 = -847
-847 ÷ 983 = -0.861648016276704
-0.861648016276704 x 100 = -86.16%