Have you ever tried to add or subtract fractions that have different denominators? It’s tricky, right? Join Ms. Susanna Post in this lesson to learn how to solve these types of challenging problems!

Fractions are the basis for most higher-level mathematics. Students need to master the numerical values in earlier grades to tackle topics like algebra later. There’s only one hitch: Fractions can ...

Microsoft Excel is a powerful spreadsheet program that can be used for a variety of tasks, including basic math. Here's how ...

It is easy to add fractions when the numbers on the bottom are the same. All you need to do is add the tops of the fractions together. So \(\frac{2}{9} + \frac{5}{9} = \frac{7}{9}\) Sometimes you need ...

We know there are individual differences in math ability, even at a young age, but what basic cognitive tools lay the foundation for whether we are good with numbers? And specifically, what basic ...

We present a case study of teaching and learning fraction addition on number lines in one 6th-grade classroom that used the Connected Mathematics Project Bits and Pieces II materials. Our main ...

Imagine you’re a hunter-killer robot, hovering over the broken wasteland that used to be the world of men. You have surprised a group of biologicals in an act of petty insurrection, and they have ...

There are two rules to remember when adding or subtracting fractions. The fractions need to have a common denominator. This means the denominator has to be the same. You only need to add or subtract ...