315% is the change from 80 to 332
Calculation steps:
[( 332 - 80 ) ÷ 80] x 100 = 315%
Formula
Percentage change = [(332 - 80) / 80] x 100
Subtract the new number by the original number
332 - 80 = 252
252 ÷ 80 = 3.15
3.15 x 100 = 315%
Example