-85.47% is the change from 592 to 86
Calculation steps:
[( 86 - 592 ) ÷ 592] x 100 = -85.47%
Formula
Percentage change = [(86 - 592) / 592] x 100
Subtract the new number by the original number
86 - 592 = -506
-506 ÷ 592 = -0.8547297297297297
-0.8547297297297297 x 100 = -85.47%