-76.88% is the change from 770 to 178
Calculation steps:
[( 178 - 770 ) ÷ 770] x 100 = -76.88%
Formula
Percentage change = [(178 - 770) / 770] x 100
Subtract the new number by the original number
178 - 770 = -592
-592 ÷ 770 = -0.7688311688311689
-0.7688311688311689 x 100 = -76.88%