-76.26% is the change from 337 to 80
Calculation steps:
[( 80 - 337 ) ÷ 337] x 100 = -76.26%
Formula
Percentage change = [(80 - 337) / 337] x 100
Subtract the new number by the original number
80 - 337 = -257
-257 ÷ 337 = -0.7626112759643917
-0.7626112759643917 x 100 = -76.26%