42 Milliliter to Cup (US)
Quick answer
42 Milliliter (mL) equals
0.177524 cup
To convert 42 Milliliters to Cup (US)s, multiply by 0.0042267528. Therefore, 42 Milliliter (mL) equals 0.177524 Cup (US) (cup).
Formula: cup = mL × 0.0042267528. Calculation: 42 × 0.0042267528 = 0.177524 cup.
Convert Milliliter (mL) to Cup (US) (cup) online with our free unit converter. In volume, 1 mL = 0.004227 cup. Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.
Worked example: converting Milliliter to Cup (US)
- Step 1 — start with the formula. cup = mL × 0.0042267528
- Step 2 — substitute your figure. 42 mL × 0.0042267528
- Step 3 — read the result. 42 mL = 0.177524 cup
- Step 4 — check it in reverse. mL = cup × 236.5882365 returns 42.0001 mL, which matches the figure you started with.
Volume Converter
40 units available
42 mL = 0.177524 cup
Formula:
cup = mL × 0.0042267528With your value: 42 mL = 0.17752362 cup
How big is that?
Everyday references on a logarithmic scale, all expressed in milliliter so you can sanity-check the result.
Other Milliliter to Cup (US) conversions
Milliliter to Cup (US) Conversion Table
| Milliliter (mL) | Cup (US) (cup) |
|---|---|
| 0.5 | 0.002113 |
| 1 | 0.004227 |
| 2 | 0.008454 |
| 5 | 0.021134 |
| 10 | 0.042268 |
| 15 | 0.063401 |
| 20 | 0.084535 |
| 25 | 0.105669 |
| 50 | 0.211338 |
| 100 | 0.422675 |
| 250 | 1.056688 |
| 500 | 2.113376 |
| 1000 | 4.226753 |
Cup (US) to Milliliter Conversion Table
| Cup (US) (cup) | Milliliter (mL) |
|---|---|
| 0.5 | 118.294118 |
| 1 | 236.588237 |
| 2 | 473.176473 |
| 5 | 1,182.941183 |
| 10 | 2,365.882365 |
| 15 | 3,548.823548 |
| 20 | 4,731.76473 |
| 25 | 5,914.705913 |
| 50 | 11,829.411825 |
| 100 | 23,658.82365 |
| 250 | 59,147.059125 |
| 500 | 118,294.11825 |
| 1000 | 236,588.2365 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Milliliter (mL)
Volume
Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Cup (US) (cup)
Volume
Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Standards and context behind Milliliter to Cup (US)
- US legal cup
- 240 mL exactly, used on nutrition labels.
- US customary cup
- 236.588 mL, used in recipes.
- Metric cup
- 250 mL in Australia, New Zealand and much of Europe.
How to Convert Milliliter to Cup (US)
To convert from Milliliter (mL) to Cup (US) (cup), multiply the value by 0.0042267528.
Formula: cup = mL × 0.0042267528
Reverse: mL = cup × 236.5882365
Step-by-Step Example
- Start with your value in Milliliter. For example: 5 mL
- Multiply by the conversion factor: 5 x 0.0042267528
- The result is: 0.021134 cup
Milliliter and Cup (US) Relationship
This conversion bridges the Metric (SI) and US Customary / Imperial measurement systems, commonly required when translating scientific data, international engineering specifications, or trade standards. Since 1 Milliliter represents a fraction of a Cup (US) (1 Cup (US) ≈ 236.5882 Milliliters), the Cup (US) is the larger measurement interval. Understanding the relationship between Milliliter and Cup (US) is essential for accurate calculations in physics, engineering, commerce, and daily applications.
About Milliliter
The milliliter equals one thousandth of a liter and is used for small liquid measurements.
Common uses of Milliliter: medicine dosage, cooking, chemistry.
About Cup (US)
The US cup equals approximately 236.6 mL and is a standard cooking measurement in the United States.
Common uses of Cup (US): baking, cooking, recipes.
Frequently Asked Questions
- What is 42 Milliliter in Cup (US)?
- 42 Milliliter equals 0.177524 Cup (US).
- How many Cup (US)s are in 1 Milliliter?
- There are exactly 0.0042267528 Cup (US)s in 1 Milliliter. This means the conversion factor from Milliliter to Cup (US) is 0.0042267528.
- What is the formula to convert Milliliter to Cup (US)?
- The formula to convert Milliliter to Cup (US) is: cup = mL × 0.0042267528. For example, to convert 10 Milliliters to Cup (US)s, you would multiply 10 by 0.0042267528.
- What is a Milliliter?
- The milliliter equals one thousandth of a liter and is used for small liquid measurements.
- What is a Cup (US)?
- The US cup equals approximately 236.6 mL and is a standard cooking measurement in the United States.
- What are the common uses of Milliliter?
- The Milliliter is commonly used in medicine dosage, cooking, chemistry.
- Which cup does my recipe mean?
- US recipes usually mean the customary cup (236.6 mL); labels use the 240 mL legal cup; Australian and most metric recipes mean 250 mL.
Related Volume Conversions
Cite this page
UnitConvertLab. (2026). 42 Milliliter to Cup (US). UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/42-milliliter-to-cup_us