-1.41% is the change from 497 to 490
Calculation steps:
[( 490 - 497 ) ÷ 497] x 100 = -1.41%
Formula
Percentage change = [(490 - 497) / 497] x 100
Subtract the new number by the original number
490 - 497 = -7
-7 ÷ 497 = -0.014084507042253521
-0.014084507042253521 x 100 = -1.41%