20.91% is the change from 636 to 769
Calculation steps:
[( 769 - 636 ) ÷ 636] x 100 = 20.91%
Formula
Percentage change = [(769 - 636) / 636] x 100
Subtract the new number by the original number
769 - 636 = 133
133 ÷ 636 = 0.20911949685534592
0.20911949685534592 x 100 = 20.91%