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Add 56/12 and 21/9

1st number: 4 8/12, 2nd number: 2 3/9

56/12 + 21/9 is 7/1.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 9 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 12 × 3 = 36,
    56/12 = 56 × 3/12 × 3 = 168/36
  3. Likewise, for the 2nd fraction, since 9 × 4 = 36,
    21/9 = 21 × 4/9 × 4 = 84/36
  4. Add the two like fractions:
    168/36 + 84/36 = 168 + 84/36 = 252/36
  5. 252/36 simplified gives 7/1
  6. So, 56/12 + 21/9 = 7/1

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