48.21% is the change from 643 to 953
Calculation steps:
[( 953 - 643 ) ÷ 643] x 100 = 48.21%
Formula
Percentage change = [(953 - 643) / 643] x 100
Subtract the new number by the original number
953 - 643 = 310
310 ÷ 643 = 0.4821150855365474
0.4821150855365474 x 100 = 48.21%