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Add 21/3 and 56/18

1st number: 7 0/3, 2nd number: 3 2/18

21/3 + 56/18 is 91/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 18 is 18

    Next, find the equivalent fraction of both fractional numbers with denominator 18
  2. For the 1st fraction, since 3 × 6 = 18,
    21/3 = 21 × 6/3 × 6 = 126/18
  3. Likewise, for the 2nd fraction, since 18 × 1 = 18,
    56/18 = 56 × 1/18 × 1 = 56/18
  4. Add the two like fractions:
    126/18 + 56/18 = 126 + 56/18 = 182/18
  5. 182/18 simplified gives 91/9
  6. So, 21/3 + 56/18 = 91/9
    In mixed form: 101/9

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