3.92% is the change from 637 to 662
Calculation steps:
[( 662 - 637 ) ÷ 637] x 100 = 3.92%
Formula
Percentage change = [(662 - 637) / 637] x 100
Subtract the new number by the original number
662 - 637 = 25
25 ÷ 637 = 0.03924646781789639
0.03924646781789639 x 100 = 3.92%