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Add 4/12 and 21/18

1st number: 4/12, 2nd number: 1 3/18

4/12 + 21/18 is 3/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 18 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 12 × 3 = 36,
    4/12 = 4 × 3/12 × 3 = 12/36
  3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
    21/18 = 21 × 2/18 × 2 = 42/36
  4. Add the two like fractions:
    12/36 + 42/36 = 12 + 42/36 = 54/36
  5. 54/36 simplified gives 3/2
  6. So, 4/12 + 21/18 = 3/2
    In mixed form: 11/2

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