Math - Very urgent.

Use multiples to find the LCD for each pair of fractions.

a) 1/2, 1/3

b) 1/4, 1/5

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asked by Sally
  1. a)
    Multiples:
    2, 4, 6, 8, 10
    3, 6, 9, 12
    Which is the LCD?

    b)
    Do the same for these denominators.

  2. a) The lowest common denominator would be 6?

    b) Would the lcd be 20?

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    posted by Sally
  3. Both answers are right.

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