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Add 15/14 and 81/40

1st number: 1 1/14, 2nd number: 2 1/40

15/14 + 81/40 is 867/280.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 14 × 20 = 280,
    15/14 = 15 × 20/14 × 20 = 300/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    81/40 = 81 × 7/40 × 7 = 567/280
  4. Add the two like fractions:
    300/280 + 567/280 = 300 + 567/280 = 867/280
  5. So, 15/14 + 81/40 = 867/280
    In mixed form: 327/280

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