-43.66% is the change from 142 to 80
Calculation steps:
[( 80 - 142 ) ÷ 142] x 100 = -43.66%
Formula
Percentage change = [(80 - 142) / 142] x 100
Subtract the new number by the original number
80 - 142 = -62
-62 ÷ 142 = -0.43661971830985913
-0.43661971830985913 x 100 = -43.66%