| US legal cup | 1 c (US Legal) | 2 c (US Legal) | 3 c (US Legal) | 4 c (US Legal) | 5 c (US Legal) | 6 c (US Legal) | 7 c (US Legal) | 8 c (US Legal) | 9 c (US Legal) | 10 c (US Legal) | 11 c (US Legal) | 12 c (US Legal) | 13 c (US Legal) | 14 c (US Legal) | 15 c (US Legal) | 16 c (US Legal) | 17 c (US Legal) | 18 c (US Legal) | 19 c (US Legal) | 20 c (US Legal) | 21 c (US Legal) | 22 c (US Legal) | 23 c (US Legal) | 24 c (US Legal) | 25 c (US Legal) | 26 c (US Legal) | 27 c (US Legal) | 28 c (US Legal) | 29 c (US Legal) | 30 c (US Legal) | 31 c (US Legal) | 32 c (US Legal) | 33 c (US Legal) | 34 c (US Legal) | 35 c (US Legal) | 36 c (US Legal) | 37 c (US Legal) | 38 c (US Legal) | 39 c (US Legal) | 40 c (US Legal) | 41 c (US Legal) | 42 c (US Legal) | 43 c (US Legal) | 44 c (US Legal) | 45 c (US Legal) | 46 c (US Legal) | 47 c (US Legal) | 48 c (US Legal) | 49 c (US Legal) | 50 c (US Legal) | 51 c (US Legal) | 52 c (US Legal) | 53 c (US Legal) | 54 c (US Legal) | 55 c (US Legal) | 56 c (US Legal) | 57 c (US Legal) | 58 c (US Legal) | 59 c (US Legal) | 60 c (US Legal) | 61 c (US Legal) | 62 c (US Legal) | 63 c (US Legal) | 64 c (US Legal) | 65 c (US Legal) | 66 c (US Legal) | 67 c (US Legal) | 68 c (US Legal) | 69 c (US Legal) | 70 c (US Legal) | 71 c (US Legal) | 72 c (US Legal) | 73 c (US Legal) | 74 c (US Legal) | 75 c (US Legal) | 76 c (US Legal) | 77 c (US Legal) | 78 c (US Legal) | 79 c (US Legal) | 80 c (US Legal) | 81 c (US Legal) | 82 c (US Legal) | 83 c (US Legal) | 84 c (US Legal) | 85 c (US Legal) | 86 c (US Legal) | 87 c (US Legal) | 88 c (US Legal) | 89 c (US Legal) | 90 c (US Legal) | 91 c (US Legal) | 92 c (US Legal) | 93 c (US Legal) | 94 c (US Legal) | 95 c (US Legal) | 96 c (US Legal) | 97 c (US Legal) | 98 c (US Legal) | 99 c (US Legal) | 100 c (US Legal) |
| imperial teaspoon | 40.5447318 tsp(imp) | 81.0894637 tsp(imp) | 121.6341955 tsp(imp) | 162.1789274 tsp(imp) | 202.7236592 tsp(imp) | 243.2683911 tsp(imp) | 283.8131229 tsp(imp) | 324.3578548 tsp(imp) | 364.9025866 tsp(imp) | 405.4473185 tsp(imp) | 445.9920503 tsp(imp) | 486.5367822 tsp(imp) | 527.0815140 tsp(imp) | 567.6262459 tsp(imp) | 608.1709777 tsp(imp) | 648.7157095 tsp(imp) | 689.2604414 tsp(imp) | 729.8051732 tsp(imp) | 770.3499051 tsp(imp) | 810.8946369 tsp(imp) | 851.4393688 tsp(imp) | 891.9841006 tsp(imp) | 932.5288325 tsp(imp) | 973.0735643 tsp(imp) | 1,013.6182962 tsp(imp) | 1,054.1630280 tsp(imp) | 1,094.7077599 tsp(imp) | 1,135.2524917 tsp(imp) | 1,175.7972235 tsp(imp) | 1,216.3419554 tsp(imp) | 1,256.8866872 tsp(imp) | 1,297.4314191 tsp(imp) | 1,337.9761509 tsp(imp) | 1,378.5208828 tsp(imp) | 1,419.0656146 tsp(imp) | 1,459.6103465 tsp(imp) | 1,500.1550783 tsp(imp) | 1,540.6998102 tsp(imp) | 1,581.2445420 tsp(imp) | 1,621.7892739 tsp(imp) | 1,662.3340057 tsp(imp) | 1,702.8787376 tsp(imp) | 1,743.4234694 tsp(imp) | 1,783.9682012 tsp(imp) | 1,824.5129331 tsp(imp) | 1,865.0576649 tsp(imp) | 1,905.6023968 tsp(imp) | 1,946.1471286 tsp(imp) | 1,986.6918605 tsp(imp) | 2,027.2365923 tsp(imp) | 2,067.7813242 tsp(imp) | 2,108.3260560 tsp(imp) | 2,148.8707879 tsp(imp) | 2,189.4155197 tsp(imp) | 2,229.9602516 tsp(imp) | 2,270.5049834 tsp(imp) | 2,311.0497153 tsp(imp) | 2,351.5944471 tsp(imp) | 2,392.1391789 tsp(imp) | 2,432.6839108 tsp(imp) | 2,473.2286426 tsp(imp) | 2,513.7733745 tsp(imp) | 2,554.3181063 tsp(imp) | 2,594.8628382 tsp(imp) | 2,635.4075700 tsp(imp) | 2,675.9523019 tsp(imp) | 2,716.4970337 tsp(imp) | 2,757.0417656 tsp(imp) | 2,797.5864974 tsp(imp) | 2,838.1312293 tsp(imp) | 2,878.6759611 tsp(imp) | 2,919.2206929 tsp(imp) | 2,959.7654248 tsp(imp) | 3,000.3101566 tsp(imp) | 3,040.8548885 tsp(imp) | 3,081.3996203 tsp(imp) | 3,121.9443522 tsp(imp) | 3,162.4890840 tsp(imp) | 3,203.0338159 tsp(imp) | 3,243.5785477 tsp(imp) | 3,284.1232796 tsp(imp) | 3,324.6680114 tsp(imp) | 3,365.2127433 tsp(imp) | 3,405.7574751 tsp(imp) | 3,446.3022070 tsp(imp) | 3,486.8469388 tsp(imp) | 3,527.3916706 tsp(imp) | 3,567.9364025 tsp(imp) | 3,608.4811343 tsp(imp) | 3,649.0258662 tsp(imp) | 3,689.5705980 tsp(imp) | 3,730.1153299 tsp(imp) | 3,770.6600617 tsp(imp) | 3,811.2047936 tsp(imp) | 3,851.7495254 tsp(imp) | 3,892.2942573 tsp(imp) | 3,932.8389891 tsp(imp) | 3,973.3837210 tsp(imp) | 4,013.9284528 tsp(imp) | 4,054.4731847 tsp(imp) |
The cup currently used in the United States for nutrition labelling is defined in United States law as 240 ml.
| 1 U.S. "legal" cup | = | 240 | millilitres |
| = | 16 | international tablespoons | |
| = | 12 | Australian tablespoons | |
| ≈ | 8.12 | U.S. customary fluid ounces | |
| ≈ | 8.45 | imperial fluid ounces |
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| US legal cup | c (US Legal) | ≡ 240 mL | = 2.4×10−4 m3 | Imperial/US |
| US legal cups | imperial teaspoons | US legal cups | imperial teaspoons |
|---|---|---|---|
| 1 | = 40.544731846511 | 6 | = 243.26839107906 |
| 2 | = 81.089463693021 | 7 | = 283.81312292557 |
| 3 | = 121.63419553953 | 8 | = 324.35785477209 |
| 4 | = 162.17892738604 | 9 | = 364.9025866186 |
| 5 | = 202.72365923255 | 10 | = 405.44731846511 |
A teaspoon is an item of cutlery, a measuring instrument, of approximately 5ml, or a unit of measurement of volume (usually abbreviated tsp.).
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| imperial teaspoon | tsp(imp) | ≡ 1⁄24 gi (imp) | = 5.91938802083×10−6 m3 | Imperial/US |
| imperial teaspoons | US legal cups | imperial teaspoons | US legal cups |
|---|---|---|---|
| 1 | = 0.024664116753458 | 6 | = 0.14798470052075 |
| 2 | = 0.049328233506917 | 7 | = 0.17264881727421 |
| 3 | = 0.073992350260375 | 8 | = 0.19731293402767 |
| 4 | = 0.098656467013833 | 9 | = 0.22197705078112 |
| 5 | = 0.12332058376729 | 10 | = 0.24664116753458 |
| US legal cups | imperial teaspoons |
|---|---|
| 1 | = 40.5447318 |
| 0.0246641 | = 1 |
| Symbol | Definition |
|---|---|
| ≡ | exactly equal |
| ≈ | approximately equal to |
| = | equal to |
| digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |