48.6% is the change from 428 to 636
Calculation steps:
[( 636 - 428 ) ÷ 428] x 100 = 48.6%
Formula
Percentage change = [(636 - 428) / 428] x 100
Subtract the new number by the original number
636 - 428 = 208
208 ÷ 428 = 0.48598130841121495
0.48598130841121495 x 100 = 48.6%