12.93% is the change from 549 to 620
Calculation steps:
[( 620 - 549 ) ÷ 549] x 100 = 12.93%
Formula
Percentage change = [(620 - 549) / 549] x 100
Subtract the new number by the original number
620 - 549 = 71
71 ÷ 549 = 0.12932604735883424
0.12932604735883424 x 100 = 12.93%