-83.12% is the change from 474 to 80
Calculation steps:
[( 80 - 474 ) ÷ 474] x 100 = -83.12%
Formula
Percentage change = [(80 - 474) / 474] x 100
Subtract the new number by the original number
80 - 474 = -394
-394 ÷ 474 = -0.8312236286919831
-0.8312236286919831 x 100 = -83.12%