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Add 12/5 and 28/42

1st number: 2 2/5, 2nd number: 28/42

12/5 + 28/42 is 46/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 42 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 5 × 42 = 210,
    12/5 = 12 × 42/5 × 42 = 504/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    28/42 = 28 × 5/42 × 5 = 140/210
  4. Add the two like fractions:
    504/210 + 140/210 = 504 + 140/210 = 644/210
  5. 644/210 simplified gives 46/15
  6. So, 12/5 + 28/42 = 46/15
    In mixed form: 31/15

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