48.83% is the change from 426 to 634
Calculation steps:
[( 634 - 426 ) ÷ 426] x 100 = 48.83%
Formula
Percentage change = [(634 - 426) / 426] x 100
Subtract the new number by the original number
634 - 426 = 208
208 ÷ 426 = 0.48826291079812206
0.48826291079812206 x 100 = 48.83%