166.5% is the change from 206 to 549
Calculation steps:
[( 549 - 206 ) ÷ 206] x 100 = 166.5%
Formula
Percentage change = [(549 - 206) / 206] x 100
Subtract the new number by the original number
549 - 206 = 343
343 ÷ 206 = 1.6650485436893203
1.6650485436893203 x 100 = 166.5%