Save guides, add subjects and pick up where you left off with your BBC account. When the denominators are the same, add the numerators. Sometimes the final answer can be simplified. close simplify (a ...

When adding or subtracting fractions, you need to look at the denominator. If the denominator is the same, then you can just add or subtract the numerator. If the denominator is different, then you ...

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 ...

In adding and subtracting fractions with unlike denominators, you have to get a least common denominator which is exactly like the least common multiple it just so happens to be in the denominator.