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Add 12/5 and 70/84

1st number: 2 2/5, 2nd number: 70/84

12/5 + 70/84 is 97/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 5 × 84 = 420,
    12/5 = 12 × 84/5 × 84 = 1008/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    70/84 = 70 × 5/84 × 5 = 350/420
  4. Add the two like fractions:
    1008/420 + 350/420 = 1008 + 350/420 = 1358/420
  5. 1358/420 simplified gives 97/30
  6. So, 12/5 + 70/84 = 97/30
    In mixed form: 37/30

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