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Add 28/18 and 7/30

1st number: 1 10/18, 2nd number: 7/30

28/18 + 7/30 is 161/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 30 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 30 × 3 = 90,
    7/30 = 7 × 3/30 × 3 = 21/90
  4. Add the two fractions:
    140/90 + 21/90 = 140 + 21/90 = 161/90
  5. In mixed form: 171/90

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