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Add 18/9 and 42/18

1st number: 2 0/9, 2nd number: 2 6/18

18/9 + 42/18 is 13/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 18 is 18

    Next, find the equivalent fraction of both fractional numbers with denominator 18
  2. For the 1st fraction, since 9 × 2 = 18,
    18/9 = 18 × 2/9 × 2 = 36/18
  3. Likewise, for the 2nd fraction, since 18 × 1 = 18,
    42/18 = 42 × 1/18 × 1 = 42/18
  4. Add the two like fractions:
    36/18 + 42/18 = 36 + 42/18 = 78/18
  5. 78/18 simplified gives 13/3
  6. So, 18/9 + 42/18 = 13/3
    In mixed form: 41/3

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