72.5% is the change from 549 to 947
Calculation steps:
[( 947 - 549 ) ÷ 549] x 100 = 72.5%
Formula
Percentage change = [(947 - 549) / 549] x 100
Subtract the new number by the original number
947 - 549 = 398
398 ÷ 549 = 0.7249544626593807
0.7249544626593807 x 100 = 72.5%