In this lesson, we're going to focus on particular kinds of fractions. We'll start out by talking about positive fractions, and then we’ll deal with negative fractions at the end of the lesson. Up until now, most of the fractions we’ve dealt with are what we call “proper” fractions, where the numerator is less than the denominator.
Read MoreWe can add and subtract mixed numbers, each of which is the sum of a whole number and a fraction. When we need to add or subtract mixed numbers, we deal with the whole numbers separately from the fractions, and we find a common denominator for the fractions.
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