105.9% is the change from 407 to 838
Calculation steps:
[( 838 - 407 ) ÷ 407] x 100 = 105.9%
Formula
Percentage change = [(838 - 407) / 407] x 100
Subtract the new number by the original number
838 - 407 = 431
431 ÷ 407 = 1.058968058968059
1.058968058968059 x 100 = 105.9%