-90.47% is the change from 923 to 88
Calculation steps:
[( 88 - 923 ) ÷ 923] x 100 = -90.47%
Formula
Percentage change = [(88 - 923) / 923] x 100
Subtract the new number by the original number
88 - 923 = -835
-835 ÷ 923 = -0.90465872156013
-0.90465872156013 x 100 = -90.47%