331.88% is the change from 138 to 596
Calculation steps:
[( 596 - 138 ) ÷ 138] x 100 = 331.88%
Formula
Percentage change = [(596 - 138) / 138] x 100
Subtract the new number by the original number
596 - 138 = 458
458 ÷ 138 = 3.318840579710145
3.318840579710145 x 100 = 331.88%