Grade 6 & 7 - Multiples (LCM - Alternative Method)

Grade 6 & 7 - Multiples (LCM - Alternative Method)

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A 7 minute tutorial on the LCM (Grade 6 & 7). This is delivered by M. Chan (Trained Certified Teacher).

Another method to find the LCM or the LCD, we can do it this way....write down the numbers as shown below (which you are given). In this case, 10, 15 and 20. We start dividing by using Prime Numbers. We start with the lowest Prime Number. In this case, the lowest Prime Number is 2....