-90.42% is the change from 919 to 88
Calculation steps:
[( 88 - 919 ) ÷ 919] x 100 = -90.42%
Formula
Percentage change = [(88 - 919) / 919] x 100
Subtract the new number by the original number
88 - 919 = -831
-831 ÷ 919 = -0.9042437431991295
-0.9042437431991295 x 100 = -90.42%