-77.9% is the change from 923 to 204
Calculation steps:
[( 204 - 923 ) ÷ 923] x 100 = -77.9%
Formula
Percentage change = [(204 - 923) / 923] x 100
Subtract the new number by the original number
204 - 923 = -719
-719 ÷ 923 = -0.7789815817984832
-0.7789815817984832 x 100 = -77.9%