2.8% is the change from 678 to 697
Calculation steps:
[( 697 - 678 ) ÷ 678] x 100 = 2.8%
Formula
Percentage change = [(697 - 678) / 678] x 100
Subtract the new number by the original number
697 - 678 = 19
19 ÷ 678 = 0.028023598820058997
0.028023598820058997 x 100 = 2.8%