267.5% is the change from 80 to 294
Calculation steps:
[( 294 - 80 ) ÷ 80] x 100 = 267.5%
Formula
Percentage change = [(294 - 80) / 80] x 100
Subtract the new number by the original number
294 - 80 = 214
214 ÷ 80 = 2.675
2.675 x 100 = 267.5%
Example