Teaspoons to imperial gallons
imperial gallons = teaspoons × 0.00108421
Reverse: imperial gallons to teaspoons
How to convert teaspoons to imperial gallons
One teaspoon is 0.00108421 imperial gallons, so multiply the number of teaspoons by 0.00108421. For example, 20 teaspoons is 20 × 0.00108421 = 0.02168422 imperial gallons. To go back, divide by the same number, or multiply by 922.329543.
Quick estimate
Multiplying by about 0.001 gets within 7.8% of the exact answer, which is enough to check that a result makes sense.
Where it comes up
Volume conversions come up in recipes, fuel economy, drink and bottle sizes, garden and pool water, and engine sizes.
| teaspoons | imperial gallons |
|---|---|
| 1 tsp | 0.00108421 impgal |
| 2 tsp | 0.00216842 impgal |
| 3 tsp | 0.00325263 impgal |
| 4 tsp | 0.00433684 impgal |
| 5 tsp | 0.00542106 impgal |
| 6 tsp | 0.00650527 impgal |
| 7 tsp | 0.00758948 impgal |
| 8 tsp | 0.00867369 impgal |
| 9 tsp | 0.0097579 impgal |
| 10 tsp | 0.01084211 impgal |
| 11 tsp | 0.01192632 impgal |
| 12 tsp | 0.01301053 impgal |
| 13 tsp | 0.01409475 impgal |
| 14 tsp | 0.01517896 impgal |
| 15 tsp | 0.01626317 impgal |
| 16 tsp | 0.01734738 impgal |
| 17 tsp | 0.01843159 impgal |
| 18 tsp | 0.0195158 impgal |
| 19 tsp | 0.02060001 impgal |
| 20 tsp | 0.02168422 impgal |
| 25 tsp | 0.02710528 impgal |
| 30 tsp | 0.03252634 impgal |
| 40 tsp | 0.04336845 impgal |
| 50 tsp | 0.05421056 impgal |
| 60 tsp | 0.06505267 impgal |
| 70 tsp | 0.07589478 impgal |
| 75 tsp | 0.08131584 impgal |
| 80 tsp | 0.08673689 impgal |
| 90 tsp | 0.09757901 impgal |
| 100 tsp | 0.10842112 impgal |
| 120 tsp | 0.13010534 impgal |
| 150 tsp | 0.16263168 impgal |
| 200 tsp | 0.21684224 impgal |
| 250 tsp | 0.27105279 impgal |
| 300 tsp | 0.32526335 impgal |
| 400 tsp | 0.43368447 impgal |
| 500 tsp | 0.54210559 impgal |
| 750 tsp | 0.81315838 impgal |
| 1,000 tsp | 1.084211 impgal |
| 1,500 tsp | 1.626317 impgal |
| 2,000 tsp | 2.168422 impgal |
| 5,000 tsp | 5.421056 impgal |
| 10,000 tsp | 10.842112 impgal |
Questions
How many imperial gallons are in a teaspoon?
0.00108421 imperial gallons.
How do I convert teaspoons to imperial gallons in a spreadsheet?
Put the value in A1 and type =A1*0.00108421, then fill the formula down the column.
Are the values in the table exact?
They are calculated from the exact definitions of the units and rounded only for display. Open any row for the full working.