11.27% is the change from 621 to 691
Calculation steps:
[( 691 - 621 ) ÷ 621] x 100 = 11.27%
Formula
Percentage change = [(691 - 621) / 621] x 100
Subtract the new number by the original number
691 - 621 = 70
70 ÷ 621 = 0.11272141706924316
0.11272141706924316 x 100 = 11.27%