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Add 35/3 and 7/21

1st number: 11 2/3, 2nd number: 7/21

35/3 + 7/21 is 12/1.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 21 is 21

    Next, find the equivalent fraction of both fractional numbers with denominator 21
  2. For the 1st fraction, since 3 × 7 = 21,
    35/3 = 35 × 7/3 × 7 = 245/21
  3. Likewise, for the 2nd fraction, since 21 × 1 = 21,
    7/21 = 7 × 1/21 × 1 = 7/21
  4. Add the two like fractions:
    245/21 + 7/21 = 245 + 7/21 = 252/21
  5. 252/21 simplified gives 12/1
  6. So, 35/3 + 7/21 = 12/1

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