-76.53% is the change from 490 to 115
Calculation steps:
[( 115 - 490 ) ÷ 490] x 100 = -76.53%
Formula
Percentage change = [(115 - 490) / 490] x 100
Subtract the new number by the original number
115 - 490 = -375
-375 ÷ 490 = -0.7653061224489796
-0.7653061224489796 x 100 = -76.53%