2.49% is the change from 643 to 659
Calculation steps:
[( 659 - 643 ) ÷ 643] x 100 = 2.49%
Formula
Percentage change = [(659 - 643) / 643] x 100
Subtract the new number by the original number
659 - 643 = 16
16 ÷ 643 = 0.024883359253499222
0.024883359253499222 x 100 = 2.49%