-86.15% is the change from 722 to 100
Calculation steps:
[( 100 - 722 ) ÷ 722] x 100 = -86.15%
Formula
Percentage change = [(100 - 722) / 722] x 100
Subtract the new number by the original number
100 - 722 = -622
-622 ÷ 722 = -0.8614958448753463
-0.8614958448753463 x 100 = -86.15%