-96% is the change from 475 to 19
Calculation steps:
[( 19 - 475 ) ÷ 475] x 100 = -96%
Formula
Percentage change = [(19 - 475) / 475] x 100
Subtract the new number by the original number
19 - 475 = -456
-456 ÷ 475 = -0.96
-0.96 x 100 = -96%
Example