1470% is the change from 20 to 314
Calculation steps:
[( 314 - 20 ) ÷ 20] x 100 = 1470%
Formula
Percentage change = [(314 - 20) / 20] x 100
Subtract the new number by the original number
314 - 20 = 294
294 ÷ 20 = 14.7
14.7 x 100 = 1470%
Example