9.64% is the change from 643 to 705
Calculation steps:
[( 705 - 643 ) ÷ 643] x 100 = 9.64%
Formula
Percentage change = [(705 - 643) / 643] x 100
Subtract the new number by the original number
705 - 643 = 62
62 ÷ 643 = 0.09642301710730948
0.09642301710730948 x 100 = 9.64%