-14.71% is the change from 748 to 638
Calculation steps:
[( 638 - 748 ) ÷ 748] x 100 = -14.71%
Formula
Percentage change = [(638 - 748) / 748] x 100
Subtract the new number by the original number
638 - 748 = -110
-110 ÷ 748 = -0.14705882352941177
-0.14705882352941177 x 100 = -14.71%