43.39% is the change from 643 to 922
Calculation steps:
[( 922 - 643 ) ÷ 643] x 100 = 43.39%
Formula
Percentage change = [(922 - 643) / 643] x 100
Subtract the new number by the original number
922 - 643 = 279
279 ÷ 643 = 0.43390357698289267
0.43390357698289267 x 100 = 43.39%