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12-10-2016
Mathematics

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What is the lowest common multiple of 42 and 63?

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corajune99 corajune99

12-10-2016

Because 42 doesn't go into 63, you have to go larger. Start by multiplying 63 by 2.

63*2=126

42 goes into 126 3 times even, so the LCM of 42 and 63 is 126 :)

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