-70.26% is the change from 269 to 80
Calculation steps:
[( 80 - 269 ) ÷ 269] x 100 = -70.26%
Formula
Percentage change = [(80 - 269) / 269] x 100
Subtract the new number by the original number
80 - 269 = -189
-189 ÷ 269 = -0.7026022304832714
-0.7026022304832714 x 100 = -70.26%