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5 Methods for Subscript and Superscript in PowerPoint

Yes. Use Ctrl + = for subscript or Ctrl + Shift + + for superscript on selected slide text (Cmd equivalents on Mac), or paste Unicode CO₂ and x² from our generator.

Built-in slide formatting is fine if the deck stays in PowerPoint. Unicode helps when you copy text boxes into Word, Excel, or email later.

Paste CO₂ or x² onto any slide

Free Unicode tool—Subscript or Superscript, copy, paste into a text box.

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5 Methods at a Glance

#MethodBest for
1Keyboard shortcutsFast edits on slides
2Font dialogSubscript + superscript toggles
3Home ribbonMouse-driven formatting
4Unicode pasteCO₂, H₂O, x² that travel across apps
5Equation / symbol toolsComplex math layouts

Quick Steps (Shortcuts + Unicode)

Step What to Do
1 Select the text in your slide that should be subscript or superscript.
2 Use Ctrl + = (Windows) or Cmd + = (Mac) for subscript, or Ctrl/Cmd + Shift + + for superscript.
3 For Unicode subscript like CO₂ or H₂O, generate it with the Subscript Generator and paste into PowerPoint.

Method 1: Keyboard Shortcuts (Windows and Mac)

Select the characters on your slide first, then press:

ActionWindowsMac
SubscriptCtrl + =Cmd + =
SuperscriptCtrl + Shift + +Cmd + Shift + +
  1. Select the characters on your slide.
  2. Press the shortcut for subscript or superscript.
  3. Press the same shortcut again to return to normal text before you keep typing.

These match Word’s keys more closely than Excel’s Format Cells path. Word guide: subscript in Word.

Method 2: Font Dialog

  1. Select text, then open the Font dialog (arrow in the Font group on the Home tab, or right-click → Font).
  2. Check Subscript or Superscript.
  3. Click OK.

Method 3: Home Ribbon (Font Group)

On the Home tab, use the small x₂ (subscript) and (superscript) buttons in the Font group, same effect as the Font dialog, without memorizing shortcuts.

Method 4: Paste Unicode from the Generator

If you prefer text that keeps its appearance when copied into other apps, use Unicode characters from the Subscript Generator.

  1. Open the Subscript Generator in your browser.
  2. Type your formula, such as CO2, H2O, or x2.
  3. Select Subscript or Superscript as the conversion type.
  4. For chemistry formulas, use Formula mode with Numbers Only: On so only the numbers become subscript.
  5. Click Copy and paste the result directly into a PowerPoint text box.
TypeModePaste on slide
CO2Formula + SubscriptCO₂
H2OFormula + SubscriptH₂O
x2Superscript
m2Superscript

Method 5: Insert Equation (Math Slides)

For formal math, use Insert → Equation and build exponents and indices in the equation editor. Best for teaching slides; for quick labels in text boxes, Methods 1 to 4 are faster.

How to Insert Superscript in PowerPoint

Superscript uses the same five approaches: Ctrl + Shift + + (or Cmd + Shift + +), Font dialog → Superscript, Home tab x² button, or paste Unicode x² and E=mc² from the generator with Superscript mode. See what is superscript for examples.

When to Use Each Method

  • Use built in formatting when you are staying inside PowerPoint and want consistent styling with your theme.
  • Use Unicode characters when you plan to copy slides to other apps or export text and want subscript and superscript to remain intact.

Quick Answers

Subscript shortcut in PowerPoint? Ctrl + = (Windows) or Cmd + = (Mac). Select text first.

Superscript in PowerPoint? Ctrl + Shift + + / Cmd + Shift + +, Home tab x², or paste from the tool.

CO₂ or H₂O on a slide? Generate with Formula mode, then paste into a text box.

Formatting or Unicode? Built-in for decks that stay in PPT; Unicode when text must survive copy to Word, email, or chat.

Quick Summary

For simple cases, PowerPoint’s own superscript and subscript options are enough. For formulas that need to survive copy paste into other tools, generate Unicode subscript and superscript text with the Subscript Generator and paste it into your slides.

Need Subscript for Your Slides?

Generate CO₂, H₂O, x₂, and more with the Subscript Generator, then paste them straight into PowerPoint.

Open the Subscript Generator