The same method is used for adding and subtracting numerical fractions or algebraic fractions. Find a common denominator Write each fraction as an equivalent fraction with that common denominator ...

Simplifying algebraic fractions is an essential skill in algebra and mathematics as a whole. It helps students understand complex expressions, solve equations, and better grasp various mathematical ...

Just as rational numbers can evaluate to repeating decimals, irrational roots of quadratic equations evaluate to repeating continued fractions. These irrational roots of quadratic equations are known ...

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 ...

Want to learn more? Sign up for a free five-week email mini-course full of research-backed strategies to help students make sense of math. Fractions are an important building block in students’ ...

Many children never master fractions. When asked whether 12/13 + 7/8 was closest to 1, 2, 19, or 21, only 24% of a nationally representative sample of more than 20,000 US 8th graders answered ...