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Add 54/56 and 21/24

54/56 + 21/24 is 103/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 24 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 56 × 3 = 168,
    54/56 = 54 × 3/56 × 3 = 162/168
  3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
    21/24 = 21 × 7/24 × 7 = 147/168
  4. Add the two like fractions:
    162/168 + 147/168 = 162 + 147/168 = 309/168
  5. 309/168 simplified gives 103/56
  6. So, 54/56 + 21/24 = 103/56
    In mixed form: 147/56

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