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 ...

Fractions can be added in different ways: When the denominators are the same, add the numerators. Sometimes the final answer can be simplified. close simplify (a fraction)To reduce a fraction to its ...

Parents who are uneasy about their own math skills often worry about how best to teach the subject to their kids. Well ... there's an app for that. Tons of them, in fact. And a study published today ...