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Add 4/12 and 7/15

4/12 + 7/15 is 4/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 15 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 12 × 5 = 60,
    4/12 = 4 × 5/12 × 5 = 20/60
  3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
    7/15 = 7 × 4/15 × 4 = 28/60
  4. Add the two like fractions:
    20/60 + 28/60 = 20 + 28/60 = 48/60
  5. 48/60 simplified gives 4/5
  6. So, 4/12 + 7/15 = 4/5

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