Well if youre using word 2007 heres how youd do it. Click the Equation button in the Symbols group. To create your own select Design Equation Ink Equation.
Click on the equation button on the far.
If you have a spreadsheet application such as Microsoft Excel embedding all or part of a worksheet in a document is often easier than using the Formula field in a table. Microsoft Word is a great tool for formatting text but what if you want to insert a chemistry formula or diagram. To insert a formula do the following. Go to the Insert tab in the ribbon.