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Add 21/3 and 9/56

1st number: 7 0/3, 2nd number: 9/56

21/3 + 9/56 is 401/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 56 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 3 × 56 = 168,
    21/3 = 21 × 56/3 × 56 = 1176/168
  3. Likewise, for the 2nd fraction, since 56 × 3 = 168,
    9/56 = 9 × 3/56 × 3 = 27/168
  4. Add the two like fractions:
    1176/168 + 27/168 = 1176 + 27/168 = 1203/168
  5. 1203/168 simplified gives 401/56
  6. So, 21/3 + 9/56 = 401/56
    In mixed form: 79/56

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