-87.99% is the change from 716 to 86
Calculation steps:
[( 86 - 716 ) ÷ 716] x 100 = -87.99%
Formula
Percentage change = [(86 - 716) / 716] x 100
Subtract the new number by the original number
86 - 716 = -630
-630 ÷ 716 = -0.8798882681564246
-0.8798882681564246 x 100 = -87.99%