4480% is the change from 15 to 687
Calculation steps:
[( 687 - 15 ) ÷ 15] x 100 = 4480%
Formula
Percentage change = [(687 - 15) / 15] x 100
Subtract the new number by the original number
687 - 15 = 672
672 ÷ 15 = 44.8
44.8 x 100 = 4480%
Example