3 years ago

What is the Lcm of 42 and 54

2 answers:

8 0

42 = 2 x 3 x 7
54 = 2 x 3 x 3 x 3 = 2 x 3³

42 = 2 x 3 x 7
52 = 2 x 3³
LCM = 2 x 3³ x 7 = 378

----------------------------------------------------------
Answer: The LCM is 378.
----------------------------------------------------------

Check:
378 ÷ 42 = 9
378 ÷ 54 = 7

katen-ka-za [31]3 years ago

4 0

The LCM<span> of 42 and 54 is 378.</span>

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