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Add 36/30 and 81/42

1st number: 1 6/30, 2nd number: 1 39/42

36/30 + 81/42 is 219/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 42 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 30 × 7 = 210,
    36/30 = 36 × 7/30 × 7 = 252/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    81/42 = 81 × 5/42 × 5 = 405/210
  4. Add the two like fractions:
    252/210 + 405/210 = 252 + 405/210 = 657/210
  5. 657/210 simplified gives 219/70
  6. So, 36/30 + 81/42 = 219/70
    In mixed form: 39/70

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