-77.25% is the change from 923 to 210
Calculation steps:
[( 210 - 923 ) ÷ 923] x 100 = -77.25%
Formula
Percentage change = [(210 - 923) / 923] x 100
Subtract the new number by the original number
210 - 923 = -713
-713 ÷ 923 = -0.7724810400866738
-0.7724810400866738 x 100 = -77.25%