-77.72% is the change from 799 to 178
Calculation steps:
[( 178 - 799 ) ÷ 799] x 100 = -77.72%
Formula
Percentage change = [(178 - 799) / 799] x 100
Subtract the new number by the original number
178 - 799 = -621
-621 ÷ 799 = -0.7772215269086358
-0.7772215269086358 x 100 = -77.72%