2.13% is the change from 656 to 670
Calculation steps:
[( 670 - 656 ) ÷ 656] x 100 = 2.13%
Formula
Percentage change = [(670 - 656) / 656] x 100
Subtract the new number by the original number
670 - 656 = 14
14 ÷ 656 = 0.021341463414634148
0.021341463414634148 x 100 = 2.13%