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Add 12/4 and 72/7

1st number: 3 0/4, 2nd number: 10 2/7

12/4 + 72/7 is 93/7.

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,
    12/4 = 12 × 7/4 × 7 = 84/28
  3. Likewise, for the 2nd fraction, since 7 × 4 = 28,
    72/7 = 72 × 4/7 × 4 = 288/28
  4. Add the two like fractions:
    84/28 + 288/28 = 84 + 288/28 = 372/28
  5. 372/28 simplified gives 93/7
  6. So, 12/4 + 72/7 = 93/7
    In mixed form: 132/7

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