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do this:

| 45 6 what divides into them both?

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3 | 45 6 now divide

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15 2 can they be divided by a common factor?

no so now times all the numbers outside 3 times 15 times 2 = 90

90 = LCM of 45 and 6

Trevor, Teacher

www.secondteacher.com

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15y ago

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