-76.16% is the change from 667 to 159
Calculation steps:
[( 159 - 667 ) ÷ 667] x 100 = -76.16%
Formula
Percentage change = [(159 - 667) / 667] x 100
Subtract the new number by the original number
159 - 667 = -508
-508 ÷ 667 = -0.7616191904047976
-0.7616191904047976 x 100 = -76.16%