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Mathematics 15 Online
OpenStudy (anonymous):

What are the similarities and differences between an LCM and an LCD? When do we use them and what do they mean?

OpenStudy (lgbasallote):

LCD..least common denominator..is done to have like terms when adding or subtracting..LCM...least common multiple is used to "cancel" denominators in an equation. it's not really cancel..coz the denominators are somehow put on numerators sometimes in different forms

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