49.53% is the change from 426 to 637
Calculation steps:
[( 637 - 426 ) ÷ 426] x 100 = 49.53%
Formula
Percentage change = [(637 - 426) / 426] x 100
Subtract the new number by the original number
637 - 426 = 211
211 ÷ 426 = 0.4953051643192488
0.4953051643192488 x 100 = 49.53%