7.93% is the change from 643 to 694
Calculation steps:
[( 694 - 643 ) ÷ 643] x 100 = 7.93%
Formula
Percentage change = [(694 - 643) / 643] x 100
Subtract the new number by the original number
694 - 643 = 51
51 ÷ 643 = 0.07931570762052877
0.07931570762052877 x 100 = 7.93%