-89.45% is the change from 919 to 97
Calculation steps:
[( 97 - 919 ) ÷ 919] x 100 = -89.45%
Formula
Percentage change = [(97 - 919) / 919] x 100
Subtract the new number by the original number
97 - 919 = -822
-822 ÷ 919 = -0.8944504896626768
-0.8944504896626768 x 100 = -89.45%