In the resulting window, from the left-side navigation menu, choose Add-ins.You can also press “Alt+=” on your keyboard.

In the “Symbols” section, choose “Equation”. To insert an equation in a Word 2007 document, click on the “Insert” menu/tab to see the “Insert” ribbon. Upon click desired equation from list, it will be automatically added into the document. Now navigate to Insert tab, and Click Equation drop-down button to view built-in list, containing different equations. Launch Word 2010 document, in which you want to insert any mathematical equation. How do I insert an equation in Word 2010? If Equation Editor is not available, you might have to install it. In the Object type box, click Microsoft Equation 3.0. In the Object dialog box, click the Create New tab. On the Insert tab, in the Text group, click Object. How do I install Equation Editor 3.0 in Word 2007? The Equation Editor appears in your document. From the Insert tab, in the Symbols group, click EQUATION.NOTE: To customize how you want the equation to appear on the page, refer to Equation Editor Options. Place the insertion point where the Equation Editor should appear.How do I install Equation Editor in Word 2007?

How to insert equation in word 2007