233.94% is the change from 165 to 551
Calculation steps:
[( 551 - 165 ) ÷ 165] x 100 = 233.94%
Formula
Percentage change = [(551 - 165) / 165] x 100
Subtract the new number by the original number
551 - 165 = 386
386 ÷ 165 = 2.3393939393939394
2.3393939393939394 x 100 = 233.94%