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Add 54/56 and 12/18

54/56 + 12/18 is 137/84.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 18 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 56 × 9 = 504,
    54/56 = 54 × 9/56 × 9 = 486/504
  3. Likewise, for the 2nd fraction, since 18 × 28 = 504,
    12/18 = 12 × 28/18 × 28 = 336/504
  4. Add the two like fractions:
    486/504 + 336/504 = 486 + 336/504 = 822/504
  5. 822/504 simplified gives 137/84
  6. So, 54/56 + 12/18 = 137/84
    In mixed form: 153/84

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