250% is the change from 204 to 714
Calculation steps:
[( 714 - 204 ) ÷ 204] x 100 = 250%
Formula
Percentage change = [(714 - 204) / 204] x 100
Subtract the new number by the original number
714 - 204 = 510
510 ÷ 204 = 2.5
2.5 x 100 = 250%
Example