0.2% is the change from 497 to 498
Calculation steps:
[( 498 - 497 ) ÷ 497] x 100 = 0.2%
Formula
Percentage change = [(498 - 497) / 497] x 100
Subtract the new number by the original number
498 - 497 = 1
1 ÷ 497 = 0.002012072434607646
0.002012072434607646 x 100 = 0.2%