-31.18% is the change from 635 to 437
Calculation steps:
[( 437 - 635 ) ÷ 635] x 100 = -31.18%
Formula
Percentage change = [(437 - 635) / 635] x 100
Subtract the new number by the original number
437 - 635 = -198
-198 ÷ 635 = -0.31181102362204727
-0.31181102362204727 x 100 = -31.18%