-17.91% is the change from 765 to 628
Calculation steps:
[( 628 - 765 ) ÷ 765] x 100 = -17.91%
Formula
Percentage change = [(628 - 765) / 765] x 100
Subtract the new number by the original number
628 - 765 = -137
-137 ÷ 765 = -0.17908496732026144
-0.17908496732026144 x 100 = -17.91%