-12.38% is the change from 727 to 637
Calculation steps:
[( 637 - 727 ) ÷ 727] x 100 = -12.38%
Formula
Percentage change = [(637 - 727) / 727] x 100
Subtract the new number by the original number
637 - 727 = -90
-90 ÷ 727 = -0.12379642365887207
-0.12379642365887207 x 100 = -12.38%