82-Pack Finish Powerball Quantum Dishwasher Tabs | $12 | Amazon | Clip the 25% coupon
Graphic: Shep McAllister

You need dishwasher detergent anyway, so you might as well buy it on sale. While supplies last, Amazon’s offering a 25% coupon on this 82-pack bag of Finish Quantum tabs, bringing it down to $12, or about $.15 per load.