4393.33% is the change from 15 to 674
Calculation steps:
[( 674 - 15 ) ÷ 15] x 100 = 4393.33%
Formula
Percentage change = [(674 - 15) / 15] x 100
Subtract the new number by the original number
674 - 15 = 659
659 ÷ 15 = 43.93333333333333
43.93333333333333 x 100 = 4393.33%