74.5% is the change from 549 to 958
Calculation steps:
[( 958 - 549 ) ÷ 549] x 100 = 74.5%
Formula
Percentage change = [(958 - 549) / 549] x 100
Subtract the new number by the original number
958 - 549 = 409
409 ÷ 549 = 0.7449908925318761
0.7449908925318761 x 100 = 74.5%