-87.73% is the change from 701 to 86
Calculation steps:
[( 86 - 701 ) ÷ 701] x 100 = -87.73%
Formula
Percentage change = [(86 - 701) / 701] x 100
Subtract the new number by the original number
86 - 701 = -615
-615 ÷ 701 = -0.8773181169757489
-0.8773181169757489 x 100 = -87.73%