-17.49% is the change from 772 to 637
Calculation steps:
[( 637 - 772 ) ÷ 772] x 100 = -17.49%
Formula
Percentage change = [(637 - 772) / 772] x 100
Subtract the new number by the original number
637 - 772 = -135
-135 ÷ 772 = -0.17487046632124353
-0.17487046632124353 x 100 = -17.49%