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Add 3/4 and 12/7

1st number: 3/4, 2nd number: 1 5/7

3/4 + 12/7 is 69/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 7 is 28

    Next, find the equivalent fraction of both fractional numbers with denominator 28
  2. For the 1st fraction, since 4 × 7 = 28,
    3/4 = 3 × 7/4 × 7 = 21/28
  3. Likewise, for the 2nd fraction, since 7 × 4 = 28,
    12/7 = 12 × 4/7 × 4 = 48/28
  4. Add the two like fractions:
    21/28 + 48/28 = 21 + 48/28 = 69/28
  5. So, 3/4 + 12/7 = 69/28
    In mixed form: 213/28

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