15.22% is the change from 670 to 772
Calculation steps:
[( 772 - 670 ) ÷ 670] x 100 = 15.22%
Formula
Percentage change = [(772 - 670) / 670] x 100
Subtract the new number by the original number
772 - 670 = 102
102 ÷ 670 = 0.15223880597014924
0.15223880597014924 x 100 = 15.22%