61.03% is the change from 426 to 686
Calculation steps:
[( 686 - 426 ) ÷ 426] x 100 = 61.03%
Formula
Percentage change = [(686 - 426) / 426] x 100
Subtract the new number by the original number
686 - 426 = 260
260 ÷ 426 = 0.6103286384976526
0.6103286384976526 x 100 = 61.03%