50.57% is the change from 441 to 664
Calculation steps:
[( 664 - 441 ) ÷ 441] x 100 = 50.57%
Formula
Percentage change = [(664 - 441) / 441] x 100
Subtract the new number by the original number
664 - 441 = 223
223 ÷ 441 = 0.5056689342403629
0.5056689342403629 x 100 = 50.57%