-78.21% is the change from 771 to 168
Calculation steps:
[( 168 - 771 ) ÷ 771] x 100 = -78.21%
Formula
Percentage change = [(168 - 771) / 771] x 100
Subtract the new number by the original number
168 - 771 = -603
-603 ÷ 771 = -0.7821011673151751
-0.7821011673151751 x 100 = -78.21%