-79.12% is the change from 685 to 143
Calculation steps:
[( 143 - 685 ) ÷ 685] x 100 = -79.12%
Formula
Percentage change = [(143 - 685) / 685] x 100
Subtract the new number by the original number
143 - 685 = -542
-542 ÷ 685 = -0.7912408759124088
-0.7912408759124088 x 100 = -79.12%