6.21% is the change from 660 to 701
Calculation steps:
[( 701 - 660 ) ÷ 660] x 100 = 6.21%
Formula
Percentage change = [(701 - 660) / 660] x 100
Subtract the new number by the original number
701 - 660 = 41
41 ÷ 660 = 0.06212121212121212
0.06212121212121212 x 100 = 6.21%