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Add 30/80 and 70/49

1st number: 30/80, 2nd number: 1 21/49

30/80 + 70/49 is 101/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 49 is 3920

    Next, find the equivalent fraction of both fractional numbers with denominator 3920
  2. For the 1st fraction, since 80 × 49 = 3920,
    30/80 = 30 × 49/80 × 49 = 1470/3920
  3. Likewise, for the 2nd fraction, since 49 × 80 = 3920,
    70/49 = 70 × 80/49 × 80 = 5600/3920
  4. Add the two like fractions:
    1470/3920 + 5600/3920 = 1470 + 5600/3920 = 7070/3920
  5. 7070/3920 simplified gives 101/56
  6. So, 30/80 + 70/49 = 101/56
    In mixed form: 145/56

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