4.88% is the change from 656 to 688
Calculation steps:
[( 688 - 656 ) ÷ 656] x 100 = 4.88%
Formula
Percentage change = [(688 - 656) / 656] x 100
Subtract the new number by the original number
688 - 656 = 32
32 ÷ 656 = 0.04878048780487805
0.04878048780487805 x 100 = 4.88%