63.93% is the change from 549 to 900
Calculation steps:
[( 900 - 549 ) ÷ 549] x 100 = 63.93%
Formula
Percentage change = [(900 - 549) / 549] x 100
Subtract the new number by the original number
900 - 549 = 351
351 ÷ 549 = 0.639344262295082
0.639344262295082 x 100 = 63.93%