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Add 18/36 and 15/8

1st number: 18/36, 2nd number: 1 7/8

18/36 + 15/8 is 19/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 8 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 36 × 2 = 72,
    18/36 = 18 × 2/36 × 2 = 36/72
  3. Likewise, for the 2nd fraction, since 8 × 9 = 72,
    15/8 = 15 × 9/8 × 9 = 135/72
  4. Add the two like fractions:
    36/72 + 135/72 = 36 + 135/72 = 171/72
  5. 171/72 simplified gives 19/8
  6. So, 18/36 + 15/8 = 19/8
    In mixed form: 23/8

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