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Add 21/18 and 9/3

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

21/18 + 9/3 is 25/6.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 18
  2. For the 1st fraction, since 18 × 1 = 18,
    21/18 = 21 × 1/18 × 1 = 21/18
  3. Likewise, for the 2nd fraction, since 3 × 6 = 18,
    9/3 = 9 × 6/3 × 6 = 54/18
  4. Add the two like fractions:
    21/18 + 54/18 = 21 + 54/18 = 75/18
  5. 75/18 simplified gives 25/6
  6. So, 21/18 + 9/3 = 25/6
    In mixed form: 41/6

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