-13.04% is the change from 92 to 80
Calculation steps:
[( 80 - 92 ) ÷ 92] x 100 = -13.04%
Formula
Percentage change = [(80 - 92) / 92] x 100
Subtract the new number by the original number
80 - 92 = -12
-12 ÷ 92 = -0.13043478260869565
-0.13043478260869565 x 100 = -13.04%