9.8% is the change from 643 to 706
Calculation steps:
[( 706 - 643 ) ÷ 643] x 100 = 9.8%
Formula
Percentage change = [(706 - 643) / 643] x 100
Subtract the new number by the original number
706 - 643 = 63
63 ÷ 643 = 0.09797822706065319
0.09797822706065319 x 100 = 9.8%