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Add 27/28 and 20/24

27/28 + 20/24 is 151/84.

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,
    27/28 = 27 × 6/28 × 6 = 162/168
  3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
    20/24 = 20 × 7/24 × 7 = 140/168
  4. Add the two like fractions:
    162/168 + 140/168 = 162 + 140/168 = 302/168
  5. 302/168 simplified gives 151/84
  6. So, 27/28 + 20/24 = 151/84
    In mixed form: 167/84

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