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Earn +20 ptsQ: What is the LCM of 21 14 and 28?
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What is the LCM Of 14and28 7?
The LCM of 14 and 28 is 28. The LCM of 7, 14 and 28 is 28.
What is the least common multiple of 2 4 and 14?
LCM of 2 4 14 is 28.
What is the least common multiple of 14 and 21?
The least common multiple of 14 and 21 is 42.Look at the multiples of 14. They are 14, 28 and 42.Now clearly 14 and 28 are can't be multiples of 21 also so throw them out as candidate for the LCM. However, the next number. 42 is 21x2.We know there is no smaller common multiple because 21x1 did not work so we are done.The LCM is: 42
What two numbers have the LCM of 28?
14 and 28
What is the LCM of 21 28 and 30?
420
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