-17.54% is the change from 764 to 630
Calculation steps:
[( 630 - 764 ) ÷ 764] x 100 = -17.54%
Formula
Percentage change = [(630 - 764) / 764] x 100
Subtract the new number by the original number
630 - 764 = -134
-134 ÷ 764 = -0.17539267015706805
-0.17539267015706805 x 100 = -17.54%