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Add 81/35 and 3/42

1st number: 2 11/35, 2nd number: 3/42

81/35 + 3/42 is 167/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 42 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 35 × 6 = 210,
    81/35 = 81 × 6/35 × 6 = 486/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    3/42 = 3 × 5/42 × 5 = 15/210
  4. Add the two like fractions:
    486/210 + 15/210 = 486 + 15/210 = 501/210
  5. 501/210 simplified gives 167/70
  6. So, 81/35 + 3/42 = 167/70
    In mixed form: 227/70

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