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Pre Algebra Lowest Common Denominator
In this lesson, students learn to add unlike fractions by first finding a common denominator. For example, to add 1/2 + 1/3, first find the common denominator of 2 and 3, or the Least Common Multiple...
View ArticleZero in the Denominator
This selection explains why zero in the denominator of a fraction is considered undefined. Step-by-step explanation is shown on a white board while explained. ( 1:36)
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