7.18% is the change from 641 to 687
Calculation steps:
[( 687 - 641 ) ÷ 641] x 100 = 7.18%
Formula
Percentage change = [(687 - 641) / 641] x 100
Subtract the new number by the original number
687 - 641 = 46
46 ÷ 641 = 0.0717628705148206
0.0717628705148206 x 100 = 7.18%