Receive a four-roll refill delivery
Illustrative inputs, not verified product specifications or care recommendations.The household question
The current roll remains partly used when new spares arrive.

Measurements and assumptions
Before the change
| Spare rolls | 1 |
|---|---|
| Layers per roll | 50 |
| Layers on current roll | 12 |
| Item name | Receive a four-roll refill delivery |
| Storage location | Household supply shelf |
| Minimum stock | 0 |
After the change
| Spare rolls | 5 |
|---|---|
| Layers per roll | 50 |
| Layers on current roll | 12 |
| Item name | Receive a four-roll refill delivery |
| Storage location | Household supply shelf |
| Minimum stock | 0 |
Carry out this task
- Save the Before values on the linked tool.
- Add the four received spare rolls.
- Calculate & Save the After values on the same item. Check the ID is retained rather than creating another physical item.
Calculation and observed tool result
Before
1 × 50 + 12 = 62 layersRecorded quantity: 62 layers.
After
5 × 50 + 12 = 262 layersRecorded quantity: 262 layers.
What the result means
The delivery increases stock by two hundred layers.
Limits of this example
Use a new format record if the delivered roll size differs.
A mistake to avoid
Changing the current remainder to a full roll would add unsupported stock.
Open Lint Roller Refill Counter · How to Organize Bathroom and Laundry Supplies