-81.72% is the change from 919 to 168
Calculation steps:
[( 168 - 919 ) ÷ 919] x 100 = -81.72%
Formula
Percentage change = [(168 - 919) / 919] x 100
Subtract the new number by the original number
168 - 919 = -751
-751 ÷ 919 = -0.8171926006528836
-0.8171926006528836 x 100 = -81.72%