Select your text and use the options in the Format Cell dialog box to format it as superscript or subscript.

Select the character that you want to format. For superscript, press Control, Shift, and the Plus sign (+) at the same time. For subscript, press Control and the Equal sign (=) at the same time. (Do not press …

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After adding your footnote, you can make the footnote indicators superscript. Place the cursor where you want to add a footnote, and type a number or symbol, like "1".

A superscript or subscript is a number, figure, symbol, or indicator that is smaller than the normal line of type and is set slightly above it (superscript) or below it (subscript).

Note: AutoCorrect for symbols only works for HTML (the default) and Rich Text format message. If you are using a plain text format message, you can still use the keyboard shortcuts previously listed.

Select the text you want to change. Click Home > Subscript to lower the text below the line of text or Home > Superscript to raise the selected text above the line of text.

To add a background color, click Fill Color next to Font Color. To apply strikethrough, superscript, or subscript formatting, click the Dialog Box Launcher, and select an option under Effects.

Adding and subtracting in Excel is easy; you just have to create a simple formula to do it. Just remember that all formulas in Excel begin with an equal sign (=), and you can use the formula bar to create them.

To use text in formulas, surround it with double quotes. In Excel, "text" includes numbers, characters such as periods, and spaces.