135.9% is the change from 234 to 552
Calculation steps:
[( 552 - 234 ) ÷ 234] x 100 = 135.9%
Formula
Percentage change = [(552 - 234) / 234] x 100
Subtract the new number by the original number
552 - 234 = 318
318 ÷ 234 = 1.358974358974359
1.358974358974359 x 100 = 135.9%