22.73% is the change from 550 to 675
Calculation steps:
[( 675 - 550 ) ÷ 550] x 100 = 22.73%
Formula
Percentage change = [(675 - 550) / 550] x 100
Subtract the new number by the original number
675 - 550 = 125
125 ÷ 550 = 0.22727272727272727
0.22727272727272727 x 100 = 22.73%