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Best Answer

2 x 2 x 7 = 28

2 x 2 x 2 x 5 = 40

2 x 2 x 2 x 2 x 3 x 3 = 144

2 x 2 x 2 x 2 x 3 x 3 x 5 x 7 = 5040, the LCM

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Wiki User

11y ago
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Wiki User

9y ago

Since 58 is a multiple of 28, it is automatically the LCM, but if you insist...

2 x 2 x 7 = 28

2 x 2 x 2 x 7 = 56

2 x 2 x 2 x 7 = 56, the LCM

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Wiki User

9y ago

2 x 2 x 2 x 7 = 56

2 x 2 x 3 x 7 = 84

2 x 2 x 2 x 3 x 7 = 168, the LCM

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Wiki User

13y ago

The LCM is: 840

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Wiki User

12y ago

840

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Bibek Paudel

Lvl 2
3y ago

[object Object]

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Q: What is the LCM for 42 and 56 and 140?
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