-44.06% is the change from 143 to 80
Calculation steps:
[( 80 - 143 ) ÷ 143] x 100 = -44.06%
Formula
Percentage change = [(80 - 143) / 143] x 100
Subtract the new number by the original number
80 - 143 = -63
-63 ÷ 143 = -0.4405594405594406
-0.4405594405594406 x 100 = -44.06%