348.75% is the change from 80 to 359
Calculation steps:
[( 359 - 80 ) ÷ 80] x 100 = 348.75%
Formula
Percentage change = [(359 - 80) / 80] x 100
Subtract the new number by the original number
359 - 80 = 279
279 ÷ 80 = 3.4875
3.4875 x 100 = 348.75%
Example