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Add 15/28 and 10/24

15/28 + 10/24 is 20/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 24 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 28 × 6 = 168,
    15/28 = 15 × 6/28 × 6 = 90/168
  3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
    10/24 = 10 × 7/24 × 7 = 70/168
  4. Add the two like fractions:
    90/168 + 70/168 = 90 + 70/168 = 160/168
  5. 160/168 simplified gives 20/21
  6. So, 15/28 + 10/24 = 20/21

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