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Add 70/12 and 25/30

1st number: 5 10/12, 2nd number: 25/30

70/12 + 25/30 is 20/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 30 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 12 × 5 = 60,
    70/12 = 70 × 5/12 × 5 = 350/60
  3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
    25/30 = 25 × 2/30 × 2 = 50/60
  4. Add the two like fractions:
    350/60 + 50/60 = 350 + 50/60 = 400/60
  5. 400/60 simplified gives 20/3
  6. So, 70/12 + 25/30 = 20/3
    In mixed form: 62/3

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