103.29% is the change from 426 to 866
Calculation steps:
[( 866 - 426 ) ÷ 426] x 100 = 103.29%
Formula
Percentage change = [(866 - 426) / 426] x 100
Subtract the new number by the original number
866 - 426 = 440
440 ÷ 426 = 1.0328638497652582
1.0328638497652582 x 100 = 103.29%