-41.65% is the change from 497 to 290
Calculation steps:
[( 290 - 497 ) ÷ 497] x 100 = -41.65%
Formula
Percentage change = [(290 - 497) / 497] x 100
Subtract the new number by the original number
290 - 497 = -207
-207 ÷ 497 = -0.4164989939637827
-0.4164989939637827 x 100 = -41.65%