21 Teaspoons to Cups (US)
Convert 21 teaspoons (tsp) to cups (us) (cup) with formulas, examples, and conversion tables.
tsp
cup
21 tsp = 0.4375 cup
Full precision:0.4375 cup
Step-by-Step Solution
To convert 21 teaspoons to cups (us), we divide by 48 because one cup (us) equals exactly 48 teaspoons.
1 cup (us) = 48 teaspoons
Since there are 48 teaspoons in every cup (us), we divide our value by this factor:
21 ÷ 48 = 0.4375 cups (us)
So 21 teaspoons = 0.4375 cups (us).
Quick check: 0.4375 × 48 = 21 teaspoons
Teaspoons to Cups (US) Conversion Table
| Teaspoons | Cups (US) |
|---|---|
| 1 tsp | 0.020833 cup |
| 2 tsp | 0.041667 cup |
| 3 tsp | 0.0625 cup |
| 4 tsp | 0.083333 cup |
| 5 tsp | 0.10417 cup |
| 10 tsp | 0.20833 cup |
| 20 tsp | 0.41667 cup |
| 21 tsp | 0.4375 cup |
| 50 tsp | 1.0417 cup |
| 100 tsp | 2.0833 cup |
21 Teaspoons in Other Units
| Unit | 21 tsp = |
|---|---|
| Teaspoons to Kiloliters | 0.00010351 kL |
| Teaspoons to Liters | 0.10351 L |
| Teaspoons to ml | 103.507 mL |
| Teaspoons to Cubic Centimeters | 103.507 cm³ |
| Teaspoons to Cubic Meters | 0.00010351 m³ |
| Teaspoons to Gallons (US) | 0.027344 gal |
| Teaspoons to Quarts (US) | 0.10937 qt |
| Teaspoons to Pints (US) | 0.21875 pt |
| Teaspoons to Cups (US) | 0.4375 cup |
| Teaspoons to Fluid Ounces (US) | 3.5 fl oz |
| Teaspoons to Gallons (UK) | 0.022768 gal (UK) |
| Teaspoons to Quarts (UK) | 0.091074 qt (UK) |
| Teaspoons to Pints (UK) | 0.18215 pt (UK) |
| Teaspoons to Fluid Ounces (UK) | 3.6429 fl oz (UK) |
| Teaspoons to Tablespoons | 7 tbsp |
| Teaspoons to Cubic Feet | 0.0036553 ft³ |
| Teaspoons to Cubic Inches | 6.3164 in³ |