-86.14% is the change from 635 to 88
Calculation steps:
[( 88 - 635 ) ÷ 635] x 100 = -86.14%
Formula
Percentage change = [(88 - 635) / 635] x 100
Subtract the new number by the original number
88 - 635 = -547
-547 ÷ 635 = -0.8614173228346457
-0.8614173228346457 x 100 = -86.14%