234.76% is the change from 164 to 549
Calculation steps:
[( 549 - 164 ) ÷ 164] x 100 = 234.76%
Formula
Percentage change = [(549 - 164) / 164] x 100
Subtract the new number by the original number
549 - 164 = 385
385 ÷ 164 = 2.347560975609756
2.347560975609756 x 100 = 234.76%