-23.5% is the change from 719 to 550
Calculation steps:
[( 550 - 719 ) ÷ 719] x 100 = -23.5%
Formula
Percentage change = [(550 - 719) / 719] x 100
Subtract the new number by the original number
550 - 719 = -169
-169 ÷ 719 = -0.23504867872044508
-0.23504867872044508 x 100 = -23.5%