-5.35% is the change from 635 to 601
Calculation steps:
[( 601 - 635 ) ÷ 635] x 100 = -5.35%
Formula
Percentage change = [(601 - 635) / 635] x 100
Subtract the new number by the original number
601 - 635 = -34
-34 ÷ 635 = -0.05354330708661417
-0.05354330708661417 x 100 = -5.35%