-71.82% is the change from 919 to 259
Calculation steps:
[( 259 - 919 ) ÷ 919] x 100 = -71.82%
Formula
Percentage change = [(259 - 919) / 919] x 100
Subtract the new number by the original number
259 - 919 = -660
-660 ÷ 919 = -0.7181719260065288
-0.7181719260065288 x 100 = -71.82%