- Select the element on which you are going to apply Subscript.
- Then go to Insert Tab.
- And then select Special Character option.
- Select the element which will be Subscript
- Then go to Format Tab
- And click on Text after that select the Subscript.
As usual select the element which will be Subscript then press CTRL +,
To remove subscript press CTRL +, again.
To use the equation editor, open a Google Docs document. In the document, select the Insert menu and select Equation. This opens the equation editor.
Edit and Delete an Equation