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Earn +20 ptsQ: What is the LCM of 12 21?
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What is the LCM of 7 and 12 and 21 and 27?
The LCM seems to be 756.
What is the LCM of 12 and 14 and 21?
84
What number does 3 7 12 go into?
84This question is asking for the Lowest Common Multiple (LCM) - also called the Least Common Denominator (LCD).Generally, you can find the LCM of 2 of the numbers, then find the LCM of that number with the third.Since 3 and 7 are both prime, their LCM is 3x7=21. To find the LCM of 21 and 12, make a list of their multiples until you find a number common to both lists:12: 12. 24, 36, 48, 60, 72, 84, ...21: 21, 42, 63, 84, ...
What is the LCM of 21 and 18?
The LCM of 21 and 18 is 126.
What is the LCM of 7 21 and 5?
The LCM is 105.
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