-93.72% is the change from 685 to 43
Calculation steps:
[( 43 - 685 ) ÷ 685] x 100 = -93.72%
Formula
Percentage change = [(43 - 685) / 685] x 100
Subtract the new number by the original number
43 - 685 = -642
-642 ÷ 685 = -0.9372262773722628
-0.9372262773722628 x 100 = -93.72%