-72.87% is the change from 656 to 178
Calculation steps:
[( 178 - 656 ) ÷ 656] x 100 = -72.87%
Formula
Percentage change = [(178 - 656) / 656] x 100
Subtract the new number by the original number
178 - 656 = -478
-478 ÷ 656 = -0.7286585365853658
-0.7286585365853658 x 100 = -72.87%