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factor both numbers

factor 40 into [2 2 2 5] or [2^3 * 5]

factor 100 into [2 2 5 5] or [2² * 5²]

LCM is the highest power of each common factor

2^3 * 5² = 8 * 25 = 200 ◄

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15y ago
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Q: What is the LCM for 40 and 100?
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