42.14% is the change from 636 to 904
Calculation steps:
[( 904 - 636 ) ÷ 636] x 100 = 42.14%
Formula
Percentage change = [(904 - 636) / 636] x 100
Subtract the new number by the original number
904 - 636 = 268
268 ÷ 636 = 0.42138364779874216
0.42138364779874216 x 100 = 42.14%