-71.93% is the change from 919 to 258
Calculation steps:
[( 258 - 919 ) ÷ 919] x 100 = -71.93%
Formula
Percentage change = [(258 - 919) / 919] x 100
Subtract the new number by the original number
258 - 919 = -661
-661 ÷ 919 = -0.719260065288357
-0.719260065288357 x 100 = -71.93%