49.9% is the change from 497 to 745
Calculation steps:
[( 745 - 497 ) ÷ 497] x 100 = 49.9%
Formula
Percentage change = [(745 - 497) / 497] x 100
Subtract the new number by the original number
745 - 497 = 248
248 ÷ 497 = 0.49899396378269617
0.49899396378269617 x 100 = 49.9%