-76.65% is the change from 681 to 159
Calculation steps:
[( 159 - 681 ) ÷ 681] x 100 = -76.65%
Formula
Percentage change = [(159 - 681) / 681] x 100
Subtract the new number by the original number
159 - 681 = -522
-522 ÷ 681 = -0.7665198237885462
-0.7665198237885462 x 100 = -76.65%