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Add 7/4 and 12/15

1st number: 1 3/4, 2nd number: 12/15

7/4 + 12/15 is 51/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 15 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 4 × 15 = 60,
    7/4 = 7 × 15/4 × 15 = 105/60
  3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
    12/15 = 12 × 4/15 × 4 = 48/60
  4. Add the two like fractions:
    105/60 + 48/60 = 105 + 48/60 = 153/60
  5. 153/60 simplified gives 51/20
  6. So, 7/4 + 12/15 = 51/20
    In mixed form: 211/20

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