388.41% is the change from 138 to 674
Calculation steps:
[( 674 - 138 ) ÷ 138] x 100 = 388.41%
Formula
Percentage change = [(674 - 138) / 138] x 100
Subtract the new number by the original number
674 - 138 = 536
536 ÷ 138 = 3.8840579710144927
3.8840579710144927 x 100 = 388.41%