-77.68% is the change from 923 to 206
Calculation steps:
[( 206 - 923 ) ÷ 923] x 100 = -77.68%
Formula
Percentage change = [(206 - 923) / 923] x 100
Subtract the new number by the original number
206 - 923 = -717
-717 ÷ 923 = -0.7768147345612134
-0.7768147345612134 x 100 = -77.68%