2.78% is the change from 684 to 703
Calculation steps:
[( 703 - 684 ) ÷ 684] x 100 = 2.78%
Formula
Percentage change = [(703 - 684) / 684] x 100
Subtract the new number by the original number
703 - 684 = 19
19 ÷ 684 = 0.027777777777777776
0.027777777777777776 x 100 = 2.78%