57.34% is the change from 436 to 686
Calculation steps:
[( 686 - 436 ) ÷ 436] x 100 = 57.34%
Formula
Percentage change = [(686 - 436) / 436] x 100
Subtract the new number by the original number
686 - 436 = 250
250 ÷ 436 = 0.573394495412844
0.573394495412844 x 100 = 57.34%