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Add 30/3 and 81/70

1st number: 10 0/3, 2nd number: 1 11/70

30/3 + 81/70 is 781/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 70 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 3 × 70 = 210,
    30/3 = 30 × 70/3 × 70 = 2100/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    81/70 = 81 × 3/70 × 3 = 243/210
  4. Add the two like fractions:
    2100/210 + 243/210 = 2100 + 243/210 = 2343/210
  5. 2343/210 simplified gives 781/70
  6. So, 30/3 + 81/70 = 781/70
    In mixed form: 1111/70

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