8.55% is the change from 643 to 698
Calculation steps:
[( 698 - 643 ) ÷ 643] x 100 = 8.55%
Formula
Percentage change = [(698 - 643) / 643] x 100
Subtract the new number by the original number
698 - 643 = 55
55 ÷ 643 = 0.08553654743390357
0.08553654743390357 x 100 = 8.55%