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Add 81/35 and 16/40

1st number: 2 11/35, 2nd number: 16/40

81/35 + 16/40 is 19/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 35 × 8 = 280,
    81/35 = 81 × 8/35 × 8 = 648/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    16/40 = 16 × 7/40 × 7 = 112/280
  4. Add the two like fractions:
    648/280 + 112/280 = 648 + 112/280 = 760/280
  5. 760/280 simplified gives 19/7
  6. So, 81/35 + 16/40 = 19/7
    In mixed form: 25/7

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