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Add 10/15 and 70/12

1st number: 10/15, 2nd number: 5 10/12

10/15 + 70/12 is 13/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 12 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 15 × 4 = 60,
    10/15 = 10 × 4/15 × 4 = 40/60
  3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
    70/12 = 70 × 5/12 × 5 = 350/60
  4. Add the two like fractions:
    40/60 + 350/60 = 40 + 350/60 = 390/60
  5. 390/60 simplified gives 13/2
  6. So, 10/15 + 70/12 = 13/2
    In mixed form: 61/2

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