2080% is the change from 15 to 327
Calculation steps:
[( 327 - 15 ) ÷ 15] x 100 = 2080%
Formula
Percentage change = [(327 - 15) / 15] x 100
Subtract the new number by the original number
327 - 15 = 312
312 ÷ 15 = 20.8
20.8 x 100 = 2080%
Example