Explanation

superscript is CTRL+SHIFT & +

Subscript is only CTRL& =

Superscript & subscript are known as Font effects.

Superscript is used to create small letters above the line of text.

Subscript is used to create small letters below the line of text

Subscript shortcut key: Ctrl, Shift + Plus sign (+)

Superscript shortcut key: Ctrl, Shift, and the Plus sign (+) at the same time.