-39.84% is the change from 497 to 299
Calculation steps:
[( 299 - 497 ) ÷ 497] x 100 = -39.84%
Formula
Percentage change = [(299 - 497) / 497] x 100
Subtract the new number by the original number
299 - 497 = -198
-198 ÷ 497 = -0.3983903420523139
-0.3983903420523139 x 100 = -39.84%