-73.75% is the change from 499 to 131
Calculation steps:
[( 131 - 499 ) ÷ 499] x 100 = -73.75%
Formula
Percentage change = [(131 - 499) / 499] x 100
Subtract the new number by the original number
131 - 499 = -368
-368 ÷ 499 = -0.7374749498997996
-0.7374749498997996 x 100 = -73.75%