9.53% is the change from 640 to 701
Calculation steps:
[( 701 - 640 ) ÷ 640] x 100 = 9.53%
Formula
Percentage change = [(701 - 640) / 640] x 100
Subtract the new number by the original number
701 - 640 = 61
61 ÷ 640 = 0.0953125
0.0953125 x 100 = 9.53%