Some recipes list butter in cups, others in tablespoons — and getting the ratio right is essential for baking. Our cups to tablespoons converter makes the switch instant and exact, using the standard US ratio: 1 cup equals 16 tablespoons. Enter any cup value and see the tablespoon equivalent in real time. Need to go the other way? Click the swap button to convert tablespoons to cups instantly.

Because both cups and tablespoons measure volume, this conversion is a simple multiplication — no ingredient density involved. It works the same whether you’re measuring butter, oil, water, milk, or flour. A cup is always 16 tablespoons.

How to Convert Cups to Tablespoons

The formula is fixed and universal:

tablespoons = cups × 16

For example:

• ⅛ cup = 2 tbsp
• ¼ cup = 4 tbsp
• ⅓ cup = 5.33 tbsp
• ½ cup = 8 tbsp
• ⅔ cup = 10.67 tbsp
• ¾ cup = 12 tbsp
• 1 cup = 16 tbsp

To convert the other way (tbsp → cups):

cups = tablespoons ÷ 16

For example, 24 tbsp ÷ 16 = 1.5 cups.

The Exact Conversion (It’s Not Always a Whole Number)

One thing to know: only certain cup fractions convert to whole tablespoons:

Cup Amount	Tablespoons
¼ cup	4 (exact)
½ cup	8 (exact)
¾ cup	12 (exact)
1 cup	16 (exact)
⅛ cup	2 (exact)
⅓ cup	5.33 (not exact)
⅔ cup	10.67 (not exact)

The ⅓-cup fractions produce repeating decimals because 1 ÷ 3 doesn’t divide evenly into 16. In practice, ⅓ cup is usually measured as 5 tbsp + 1 tsp — which is exactly 5.333 tbsp. Many recipes use this approximation for simplicity.

Common Cups to Tablespoons Conversions

A quick reference for the amounts you’ll see most often:

Standard Chart

Cups	Tablespoons	Common Use
1/16 cup	1 tbsp	1 tbsp
⅛ cup	2 tbsp	2 tbsp
¼ cup	4 tbsp	4 tbsp
⅓ cup	5⅓ tbsp	5 tbsp + 1 tsp
½ cup	8 tbsp	8 tbsp
⅔ cup	10⅔ tbsp	10 tbsp + 2 tsp
¾ cup	12 tbsp	12 tbsp
1 cup	16 tbsp	16 tbsp
1 ½ cups	24 tbsp	24 tbsp
2 cups	32 tbsp	32 tbsp
3 cups	48 tbsp	48 tbsp
4 cups	64 tbsp	64 tbsp

Tablespoons to Cups: Reverse Chart

Tablespoons	Cups
1 tbsp	1/16 cup
2 tbsp	1/8 cup
4 tbsp	1/4 cup
8 tbsp	1/2 cup
12 tbsp	3/4 cup
16 tbsp	1 cup
24 tbsp	1.5 cups
32 tbsp	2 cups

Why Does 1 Cup Equal 16 Tablespoons?

The answer lies in the US measurement system, which has been standardized for over a century:

• 1 US cup = 16 US tablespoons
• 1 US tablespoon = 3 US teaspoons
• Therefore, 1 US cup = 48 US teaspoons

This chain is baked into the US customary system: every liquid measuring cup in the US has markings that split the cup into 16 even segments, each equal to 1 tablespoon. It’s a consistent, decimal-friendly ratio that makes mental math easy.

Note: If you’re following a British or Australian recipe, the imperial tablespoon is slightly larger (17.76 mL vs US 14.7868 mL). For those recipes, 1 imperial cup ≈ 12.8 imperial tablespoons — a different ratio. Our converter uses the US system only.

Cups vs Tablespoons: When to Use Each

Both units measure volume, but each has its natural place in the kitchen:

Use cups when:

• Measuring larger quantities (soup stocks, batters, cake mixes)
• Following US recipes as written
• Volume exceeds 4 tablespoons

Use tablespoons when:

• Measuring small quantities (butter, oil, spices, sauces)
• Precise control is needed (like in pastry)
• The recipe calls for “2 tbsp of X”

Professional tip: For butter, US sticks are labeled by both — one stick equals ½ cup = 8 tablespoons. This means “1 cup butter” = 2 sticks = 16 tbsp. Handy to know when converting butter-heavy recipes.

Cups to Tablespoons in Real Recipes

Some common examples you’ll encounter:

• “Add ½ cup of butter” → 8 tbsp
• “Pour in ¼ cup of olive oil” → 4 tbsp
• “Stir in 1 cup of milk” → 16 tbsp
• “Add ⅔ cup of cream” → 10 tbsp + 2 tsp
• “Mix in ¾ cup of sugar” → 12 tbsp

These conversions come up constantly in cooking — especially when one measuring tool is closer than the other, or when halving or doubling a recipe.

Frequently Asked Questions

Related Tools

• Cup ⇆ Gram
• Cups ⇆ ML
• Cups ⇆ Tablespoons
• Grams ⇆ ML
• Teaspoons ⇆ Grams
• Tablespoons ⇆ ML
• Tablespoons ⇆ Teaspoons