Select Insert on the left and then Equation Editor on the right. Now you can type any formulas with the equation tools. Learn how to activate equation editor in Microsoft Word 2003Dont forget to check out our site httphowtechtv for more free how-to videoshttpyoutube.
Spaces is an important part of Math AutoCorrect shortcut.
You can also highlight the text in the equation and alter the font size and style as usual. Click on the Commands tab if it is not already selected. By this way you can enable the insert equation option in a Word document. It is enabled in Ms Word right out of the box but works only inside equation editor.