15.48% is the change from 549 to 634
Calculation steps:
[( 634 - 549 ) ÷ 549] x 100 = 15.48%
Formula
Percentage change = [(634 - 549) / 549] x 100
Subtract the new number by the original number
634 - 549 = 85
85 ÷ 549 = 0.15482695810564662
0.15482695810564662 x 100 = 15.48%