-86.82% is the change from 296 to 39
Calculation steps:
[( 39 - 296 ) ÷ 296] x 100 = -86.82%
Formula
Percentage change = [(39 - 296) / 296] x 100
Subtract the new number by the original number
39 - 296 = -257
-257 ÷ 296 = -0.8682432432432432
-0.8682432432432432 x 100 = -86.82%