50.45% is the change from 440 to 662
Calculation steps:
[( 662 - 440 ) ÷ 440] x 100 = 50.45%
Formula
Percentage change = [(662 - 440) / 440] x 100
Subtract the new number by the original number
662 - 440 = 222
222 ÷ 440 = 0.5045454545454545
0.5045454545454545 x 100 = 50.45%