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Add 15/35 and 70/12

1st number: 15/35, 2nd number: 5 10/12

15/35 + 70/12 is 263/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 12 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 35 × 12 = 420,
    15/35 = 15 × 12/35 × 12 = 180/420
  3. Likewise, for the 2nd fraction, since 12 × 35 = 420,
    70/12 = 70 × 35/12 × 35 = 2450/420
  4. Add the two like fractions:
    180/420 + 2450/420 = 180 + 2450/420 = 2630/420
  5. 2630/420 simplified gives 263/42
  6. So, 15/35 + 70/12 = 263/42
    In mixed form: 611/42

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