-94.41% is the change from 143 to 8
Calculation steps:
[( 8 - 143 ) ÷ 143] x 100 = -94.41%
Formula
Percentage change = [(8 - 143) / 143] x 100
Subtract the new number by the original number
8 - 143 = -135
-135 ÷ 143 = -0.9440559440559441
-0.9440559440559441 x 100 = -94.41%