Plus-Minus Sign
Reads as give or take. Use it for a tolerance such as 5mm ± 0.1, or a margin of error such as 42% ± 3. The plus-minus sign (±) sits at code point U+00B1 in Unicode. It belongs to the math family and pastes as plain text, so it keeps working across documents, messages and web pages. Below you can copy it in one click and grab the exact HTML, CSS and JavaScript codes you need to reproduce it anywhere.
How to type the plus-minus sign symbol
- Copy and paste: click the ± at the top of this page, then paste with Ctrl+V (Windows) or Cmd+V (Mac). This is the fastest route on any device.
- Windows alt code: hold Alt and type
0177on the numeric keypad, then release Alt. - HTML: write
±or the named entity±in your markup. - CSS: use
content: "\00B1"in a::beforeor::afterrule. - JavaScript: the escape
\u00B1produces this character in a string.
Frequently asked questions
How do I copy the plus-minus sign symbol?
Click the ± above or the copy button and it is placed on your clipboard. Paste it anywhere with Ctrl+V or Cmd+V. It is a real text character, so it works in documents, chats and code.
What is the Unicode code point for plus-minus sign?
The plus-minus sign has the Unicode code point U+00B1. In HTML you can write it as ± or ±, or with the named entity ±.
What is the alt code for the plus-minus sign symbol?
On Windows, hold the Alt key and type Alt 0177 or Alt 241 on the numeric keypad, then release Alt. Copying the ± from this page is quicker and works on any device.
Does the plus-minus sign symbol work everywhere?
In almost every modern app and font, yes. If a font does not include this glyph you may see a placeholder box, but the underlying character U+00B1 is still correct and will render in a font that supports it.
Related symbols
Browse the full math symbols hub, or return to the searchable symbol grid.