230.63% is the change from 284 to 939
Calculation steps:
[( 939 - 284 ) ÷ 284] x 100 = 230.63%
Formula
Percentage change = [(939 - 284) / 284] x 100
Subtract the new number by the original number
939 - 284 = 655
655 ÷ 284 = 2.306338028169014
2.306338028169014 x 100 = 230.63%