Question

42,126,198,280 find the LCM​

Answer 1

Answer:

2|42,126,198,280

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3|21,63,99,140

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3|7,21,33,140

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7|7,7,11,140

- |--------------------

2|1,1,11,20

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2|1,1,11,10

- |--------------------

5|1,1,11,5

- |--------------------

11|1,1,11,1

- |-------------------

|1,1,1,1

lcm-> 2×3×3×7×2×2×5×11= 27720