8 US tablespoons to US cups
0.500 cup
8 tbsp = 0.500 cup.
US cups
0.500cup
8 tbsp = 0.500 cup
In short
How many US cups is 8 US tablespoons?
8 tbsp = 0.500 cup. 1 US tablespoon = 0.062500 US cups, so the working is 8 × 0.062500 = 0.500.
The working
The factor below is an exact definition rather than a measurement, so nothing is approximated in the arithmetic. The only rounding on this page happens where a number is displayed.
1 US tablespoon = 0.062500 US cups 8 × 0.062500 = 0.500
How much precision do you need?
Each row is the same answer cut at a different number of decimals, with what that choice costs you. Pick the shortest row whose error is smaller than whatever you are measuring with.
| Rounded to | Answer (cup) | Off by |
|---|---|---|
| Whole number | 1 | +0.50000 |
| 1 decimal | 0.5 | exact |
| 2 decimals | 0.50 | exact |
Round trip: take 0.500 cup back the other way and you land on 8.0000 tbsp — a drift of 0.0000 tbsp. That gap is the rounding, not the conversion.
What 8 tbsp looks like
8 tbsp
Eight tablespoons is half a cup, which is also the amount in one stick of US butter.
Frequently asked questions
What is 8 US tablespoons in US cups?
8 US tablespoons is 0.500 US cups. 1 US tablespoon = 0.062500 US cups, so the working is 8 × 0.062500 = 0.500.
How accurate is 0.500 cup?
Rounding to 0.500 cup and converting straight back gives 8.0000 tbsp, a drift of 0.0000 tbsp from the 8 you started with. The factor itself is exact; every bit of that difference comes from the rounding, not the conversion.
Nearby values
Any value at all
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