-73.54% is the change from 635 to 168
Calculation steps:
[( 168 - 635 ) ÷ 635] x 100 = -73.54%
Formula
Percentage change = [(168 - 635) / 635] x 100
Subtract the new number by the original number
168 - 635 = -467
-467 ÷ 635 = -0.7354330708661417
-0.7354330708661417 x 100 = -73.54%