8.86% is the change from 643 to 700
Calculation steps:
[( 700 - 643 ) ÷ 643] x 100 = 8.86%
Formula
Percentage change = [(700 - 643) / 643] x 100
Subtract the new number by the original number
700 - 643 = 57
57 ÷ 643 = 0.08864696734059098
0.08864696734059098 x 100 = 8.86%