It would depend on what the original price was for the item. You always have to know your prices, because some places will mark items up before they put them on sale. Other places might charge 50% more than another, so 20% off would still cost more than if you had shopped around. Other times, 20% might be an excellent deal.
A good deal.
20 percent off of 750 is 600.
20 percent off of 25.95 is 5.19.
20 percent off of 229.99 is 45.998.
20 percent off of 28.95 is 5.79.
20 percent off from 95.49 is 19.098.
20 percent off of 30 is 6.
20 percent off 249 = 199.20
20 percent off of 695 is 556.
20 percent off of 34.00 is 6.80.
20 percent off of 390 is 78.
79.6 is 20 percent off of 398.