-78.31% is the change from 770 to 167
Calculation steps:
[( 167 - 770 ) ÷ 770] x 100 = -78.31%
Formula
Percentage change = [(167 - 770) / 770] x 100
Subtract the new number by the original number
167 - 770 = -603
-603 ÷ 770 = -0.7831168831168831
-0.7831168831168831 x 100 = -78.31%