20.41% is the change from 637 to 767
Calculation steps:
[( 767 - 637 ) ÷ 637] x 100 = 20.41%
Formula
Percentage change = [(767 - 637) / 637] x 100
Subtract the new number by the original number
767 - 637 = 130
130 ÷ 637 = 0.20408163265306123
0.20408163265306123 x 100 = 20.41%