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The LCM of 3, 20, and 26 is 780.

3 = 3 x 1

20 = 2 x 2 x 5 = 22 x 5

26 = 2 x 13

Using the "highest exponent" method, you multiply

22 x 3 x 5 x 13 = 60 x 13 = 780

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8y ago

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