145.16% is the change from 279 to 684
Calculation steps:
[( 684 - 279 ) ÷ 279] x 100 = 145.16%
Formula
Percentage change = [(684 - 279) / 279] x 100
Subtract the new number by the original number
684 - 279 = 405
405 ÷ 279 = 1.4516129032258065
1.4516129032258065 x 100 = 145.16%