Use visual fraction models to add and subtract fractions with the same denominators. Use visual fraction models to add and subtract fractions with the same denominators. Notice patterns in the ...

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 ...

Over the past year, since I took over the common-core math beat, I’ve been thinking a lot about fractions. As I wrote in November, the Common Core State Standards for mathematics emphasize fractions ...

When learning to add fractions there’s a standard method they teach you in school: Make the denominator the same, and whatever you times the denominator by, also multiply the numerator by. You add the ...

Fractions are enough to make you cry if you’re not a math whiz, but Microsoft Excel handles them very well. In fourth-grade math, you learned fraction basics: Fractions are a numerical representation ...

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 ...