HTML Entity for Fraction 1 By 5 (⅕)

Beginner
⏱️ 5 min read
📚 Updated: Jun 2026
🎯 1 Code Example
Unicode U+2155

What You'll Learn

How to display the Fraction 1 By 5 symbol (⅕) in HTML using named, hexadecimal, decimal, and CSS escape methods. This character is U+2155 (VULGAR FRACTION ONE FIFTH) in the Number Forms block (U+2150–U+218F)—a vulgar fraction representing 1⁄5 (one fifth).

Render it with the named entity ⅕, ⅕, ⅕, or CSS escape \2155. Do not confuse ⅕ with one quarter (¼, U+00BC, ¼), two fifths (⅖, U+2156), or plain text 1/5.

⚡ Quick Reference — Fraction 1 By 5

Unicode U+2155

Number Forms

Hex Code ⅕

Hexadecimal reference

HTML Code ⅕

Decimal reference

Named Entity ⅕

One fifth (most readable)

Reference Table
Name           Value
────────────   ──────────
Unicode        U+2155
Hex code       ⅕
HTML code      ⅕
Named entity   ⅕
CSS code       \2155
Meaning        Vulgar fraction one fifth (1/5)
Related        U+00BC = One quarter (¼); U+2156 = Two fifths (⅖)
1

Complete HTML Example

This example demonstrates the Fraction 1 By 5 symbol (⅕) using hexadecimal code, decimal HTML code, the named entity, and a CSS content escape:

html
<!DOCTYPE html>
<html>
<head>
 <style>
  #point:after{
   content: "\2155";
  }
 </style>
</head>
<body>
<p>Fraction 1 By 5 using Hexadecimal: &#x2155;</p>
<p>Fraction 1 By 5 using HTML Code: &#8533;</p>
<p>Fraction 1 By 5 using HTML Entity: &frac15;</p>
<p id="point">Fraction 1 By 5 using CSS Entity: </p>
</body>
</html>
Try it Yourself

🌐 Browser Support

The Fraction 1 By 5 (⅕) is widely supported in modern browsers with a suitable font:

Chrome 1+
Firefox 1+
Safari 1+
Edge 12+
Opera 4+
Android 4.4+
iOS Safari 1+

👀 Live Preview

See the vulgar fraction one fifth (⅕) in math and compared with related fraction glyphs:

Percentage ⅕ = 20%
Math 5 × ⅕ = 1   ⅕ + ⅕ + ⅕ + ⅕ + ⅕ = 1
Large glyph
Vulgar fractions ¼ quarter   ⅕ fifth   ⅓ third
Entity refs &frac15; &#x2155; &#8533; \2155

🧠 How It Works

1

Named Entity

&frac15; is the HTML named entity for one fifth—often preferred in readable math and educational markup.

HTML markup
2

Hexadecimal Code

&#x2155; uses the Unicode hexadecimal value 2155. The x prefix indicates hexadecimal format.

HTML markup
3

Decimal HTML Code

&#8533; uses the decimal Unicode value 8533 to display the same character.

HTML markup
4

CSS Entity

\2155 is used in CSS stylesheets, particularly in the content property of pseudo-elements like ::before and ::after.

CSS stylesheet
=

Same visual result

All four methods produce: . Unicode U+2155 in Number Forms. For one quarter, see Fraction 1 By 4 (¼).

Use Cases

The Fraction 1 By 5 symbol (⅕) is commonly used in:

🍳 Recipes

Proportions and measurements (e.g. ⅕ of a total).

∑ Math

Equations, fractions, and math content using one fifth.

📚 Education

Textbooks, tutorials, and lessons on fractions and ratios.

📊 Data

Statistics, scores, and displays showing fifths or 20% shares.

📄 Documents

Legal, academic, or technical documents with vulgar fractions.

🌐 Symbol guides

HTML entity lists, Unicode charts, and character references.

💡 Best Practices

Do

  • Use &frac15; for readable HTML in recipes and math
  • Pair with units (e.g. ⅕ cup) for clear measurements
  • Use math-friendly fonts (Cambria Math, STIX Two Math) for clear fractions
  • Add aria-label (e.g. “one fifth”) for accessibility
  • Serve pages with UTF-8 (<meta charset="utf-8">)

Don’t

  • Confuse ⅕ (one fifth) with ¼ (one quarter, U+00BC)
  • Confuse ⅕ (1⁄5) with ⅖ (two fifths, U+2156)
  • Put CSS escape \2155 in HTML text nodes
  • Mix entity styles randomly in one file
  • Use 1/5 when typographic ⅕ is required for consistency

Key Takeaways

1

Three HTML references plus CSS all render ⅕

&#x2155; &#8533; &frac15;
2

For CSS stylesheets, use the escape in the content property

\2155
3

Unicode U+2155 — vulgar fraction one fifth

4

&frac15; is the standard named entity

5

Next: Fraction 1 By 6 (⅙, U+2159)

❓ Frequently Asked Questions

Use &frac15; (named), &#x2155; (hex), &#8533; (decimal), or \2155 in CSS content. All produce ⅕.
U+2155 (VULGAR FRACTION ONE FIFTH). Number Forms block (U+2150–U+218F). Hex 2155, decimal 8533. Represents the vulgar fraction one fifth (⅕).
In mathematical notation and fractions, educational content, scientific articles, data display, and any content that requires the one-fifth (⅕) symbol in typographic form.
Yes. &frac15; is the named HTML entity for U+2155 (⅕). You can also use &#8533; (decimal) or &#x2155; (hexadecimal). All render the same symbol.
HTML entities (&#8533;, &#x2155;, or &frac15;) go directly in markup. The CSS escape \2155 is used in stylesheets, typically in the content property of pseudo-elements. Same visual result, different layers of the stack.

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About the author

Mari Selvan M P
Mari Selvan M P 🔗

Developer, cloud engineer, and technical writer

  • Experience 12 years building web and cloud systems
  • Focus Full Stack Development, AWS, and Developer Education

I write practical tutorials so students and working developers can learn by doing—from databases and APIs to deployment on AWS.

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