-76.65% is the change from 771 to 180
Calculation steps:
[( 180 - 771 ) ÷ 771] x 100 = -76.65%
Formula
Percentage change = [(180 - 771) / 771] x 100
Subtract the new number by the original number
180 - 771 = -591
-591 ÷ 771 = -0.7665369649805448
-0.7665369649805448 x 100 = -76.65%