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Add 28/18 and 3/90

1st number: 1 10/18, 2nd number: 3/90

28/18 + 3/90 is 143/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 90 is 90
  2. For the 1st fraction, since 18 × 5 = 90,
    28/18 = 28 × 5/18 × 5 = 140/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    3/90 = 3 × 1/90 × 1 = 3/90
  4. Add the two fractions:
    140/90 + 3/90 = 140 + 3/90 = 143/90
  5. So, 28/18 + 3/90 = 143/90
    In mixed form: 153/90

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