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Add 70/12 and 21/5

1st number: 5 10/12, 2nd number: 4 1/5

70/12 + 21/5 is 301/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 5 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 5 × 12 = 60,
    21/5 = 21 × 12/5 × 12 = 252/60
  4. Add the two like fractions:
    350/60 + 252/60 = 350 + 252/60 = 602/60
  5. 602/60 simplified gives 301/30
  6. So, 70/12 + 21/5 = 301/30
    In mixed form: 101/30

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