-15.94% is the change from 916 to 770
Calculation steps:
[( 770 - 916 ) ÷ 916] x 100 = -15.94%
Formula
Percentage change = [(770 - 916) / 916] x 100
Subtract the new number by the original number
770 - 916 = -146
-146 ÷ 916 = -0.15938864628820962
-0.15938864628820962 x 100 = -15.94%