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Let's break 60 and 70 down into their products of prime factors
60 : 2 x 2 x 3 x 5
70 : 2 x 5 x 7
They have the common prime factors 2 and 5, so let's cancel one of them
60 : 2 x 2 x 3 x 5
70 : 2 x 5 x 7
Multiply of the remaining prime factors to get the LCM
2 x 2 x 3 x 5 x 7 = 420
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Earn +20 ptsQ: What is the LCM of 60 70?
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What is the LCM of 60 and 20 and 70?
The LCM is: 420
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The LCM is: 1680
What is the LCM of 12 and 10?
12-12,24,36,48,60,72, etc. 10-10, 20, 30, 40, 50, 60, 70, etc. 60 is the LCM
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The LCM of 1435 and 70 is 2870. The LCM of 14, 35 and 70 is 70.
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