2.02% is the change from 642 to 655
Calculation steps:
[( 655 - 642 ) ÷ 642] x 100 = 2.02%
Formula
Percentage change = [(655 - 642) / 642] x 100
Subtract the new number by the original number
655 - 642 = 13
13 ÷ 642 = 0.020249221183800622
0.020249221183800622 x 100 = 2.02%