46.66% is the change from 643 to 943
Calculation steps:
[( 943 - 643 ) ÷ 643] x 100 = 46.66%
Formula
Percentage change = [(943 - 643) / 643] x 100
Subtract the new number by the original number
943 - 643 = 300
300 ÷ 643 = 0.4665629860031104
0.4665629860031104 x 100 = 46.66%