-78.91% is the change from 768 to 162
Calculation steps:
[( 162 - 768 ) ÷ 768] x 100 = -78.91%
Formula
Percentage change = [(162 - 768) / 768] x 100
Subtract the new number by the original number
162 - 768 = -606
-606 ÷ 768 = -0.7890625
-0.7890625 x 100 = -78.91%