109.09% is the change from 440 to 920
Calculation steps:
[( 920 - 440 ) ÷ 440] x 100 = 109.09%
Formula
Percentage change = [(920 - 440) / 440] x 100
Subtract the new number by the original number
920 - 440 = 480
480 ÷ 440 = 1.0909090909090908
1.0909090909090908 x 100 = 109.09%