-24.66% is the change from 730 to 550
Calculation steps:
[( 550 - 730 ) ÷ 730] x 100 = -24.66%
Formula
Percentage change = [(550 - 730) / 730] x 100
Subtract the new number by the original number
550 - 730 = -180
-180 ÷ 730 = -0.2465753424657534
-0.2465753424657534 x 100 = -24.66%