0.88% is the change from 684 to 690
Calculation steps:
[( 690 - 684 ) ÷ 684] x 100 = 0.88%
Formula
Percentage change = [(690 - 684) / 684] x 100
Subtract the new number by the original number
690 - 684 = 6
6 ÷ 684 = 0.008771929824561403
0.008771929824561403 x 100 = 0.88%