-19.58% is the change from 766 to 616
Calculation steps:
[( 616 - 766 ) ÷ 766] x 100 = -19.58%
Formula
Percentage change = [(616 - 766) / 766] x 100
Subtract the new number by the original number
616 - 766 = -150
-150 ÷ 766 = -0.195822454308094
-0.195822454308094 x 100 = -19.58%