125.66% is the change from 304 to 686
Calculation steps:
[( 686 - 304 ) ÷ 304] x 100 = 125.66%
Formula
Percentage change = [(686 - 304) / 304] x 100
Subtract the new number by the original number
686 - 304 = 382
382 ÷ 304 = 1.256578947368421
1.256578947368421 x 100 = 125.66%