49.32% is the change from 440 to 657
Calculation steps:
[( 657 - 440 ) ÷ 440] x 100 = 49.32%
Formula
Percentage change = [(657 - 440) / 440] x 100
Subtract the new number by the original number
657 - 440 = 217
217 ÷ 440 = 0.49318181818181817
0.49318181818181817 x 100 = 49.32%