Use one of the services below to sign in to PBS: You've just tried to add this video to My List. But first, we need you to sign in to PBS using one of the services below. You've just tried to add this ...

This lesson uses models to convert mixed numbers to improper fractions. This lesson uses models to convert mixed numbers to improper fractions.

Have you tried entering a fraction into your Excel sheet, only to have it convert to a serial, whole, or decimal number when you press Enter, and you have no clue what to do? In Microsoft Excel, you ...