50.2% is the change from 498 to 748
Calculation steps:
[( 748 - 498 ) ÷ 498] x 100 = 50.2%
Formula
Percentage change = [(748 - 498) / 498] x 100
Subtract the new number by the original number
748 - 498 = 250
250 ÷ 498 = 0.5020080321285141
0.5020080321285141 x 100 = 50.2%