-89.11% is the change from 790 to 86
Calculation steps:
[( 86 - 790 ) ÷ 790] x 100 = -89.11%
Formula
Percentage change = [(86 - 790) / 790] x 100
Subtract the new number by the original number
86 - 790 = -704
-704 ÷ 790 = -0.8911392405063291
-0.8911392405063291 x 100 = -89.11%