Common conversions
| From | To | Multiply by |
|---|---|---|
| inches | centimeters | 2.54 |
| feet | meters | 0.3048 |
| miles | kilometers | 1.609344 |
| pounds | kilograms | 0.45359237 |
| ounces | grams | 28.3495 |
| US gallons | liters | 3.78541 |
| square feet | square meters | 0.092903 |
| acres | square feet | 43,560 |
Temperature
°C = (°F − 32) × 5 ÷ 9 °F = °C × 9 ÷ 5 + 32
A quick estimate: double the Celsius temperature and add 30. 20 °C is about 70 °F (exactly 68 °F).
Frequently asked questions
Is a US gallon the same as a UK gallon?
No. A US gallon is about 3.785 liters; an imperial (UK) gallon is about 4.546 liters. This converter uses US units.
How many cups are in a liter?
About 4.23 US cups. Choose Volume and convert liters to cups.