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Add 80/15 and 5/70

1st number: 5 5/15, 2nd number: 5/70

80/15 + 5/70 is 227/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 70 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 15 × 14 = 210,
    80/15 = 80 × 14/15 × 14 = 1120/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    5/70 = 5 × 3/70 × 3 = 15/210
  4. Add the two like fractions:
    1120/210 + 15/210 = 1120 + 15/210 = 1135/210
  5. 1135/210 simplified gives 227/42
  6. So, 80/15 + 5/70 = 227/42
    In mixed form: 517/42

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