-56.55% is the change from 916 to 398
Calculation steps:
[( 398 - 916 ) ÷ 916] x 100 = -56.55%
Formula
Percentage change = [(398 - 916) / 916] x 100
Subtract the new number by the original number
398 - 916 = -518
-518 ÷ 916 = -0.5655021834061136
-0.5655021834061136 x 100 = -56.55%