I did two transaction here, but put them in one picture.
First transaction: Teething Gel
Shelf cost: $6.49
Got: $5.00 Register Reward
Savings rate: 38.4%
Second Transaction: Oranges & nursing pads
Shelf cost: $11.55
Used: $5.00 Register Reward from above
Got: $4.00 Register Reward
Savings rate: 82.8%
Plus I still have $4 to spend!