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Year 7 maths · AA.2 · Factors and Multiples

Least common multiple of two numbers to 12

Find the smallest number that both numbers divide into evenly. Counting up in multiples helps.

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  1. Find the least common multiple of 5 and 3.

    Answer: 15

  2. What is the smallest number that is a multiple of both 3 and 2?

    Answer: 6

  3. What is the LCM of 1 and 2?

    Answer: 2

Tip: Find the smallest number that both numbers divide into evenly. Counting up in multiples helps.

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