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Add 54/72 and 20/14

1st number: 54/72, 2nd number: 1 6/14

54/72 + 20/14 is 61/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 14 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 72 × 7 = 504,
    54/72 = 54 × 7/72 × 7 = 378/504
  3. Likewise, for the 2nd fraction, since 14 × 36 = 504,
    20/14 = 20 × 36/14 × 36 = 720/504
  4. Add the two like fractions:
    378/504 + 720/504 = 378 + 720/504 = 1098/504
  5. 1098/504 simplified gives 61/28
  6. So, 54/72 + 20/14 = 61/28
    In mixed form: 25/28

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