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Add 28/18 and 12/45

1st number: 1 10/18, 2nd number: 12/45

28/18 + 12/45 is 82/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 45 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 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 45 × 2 = 90,
    12/45 = 12 × 2/45 × 2 = 24/90
  4. Add the two like fractions:
    140/90 + 24/90 = 140 + 24/90 = 164/90
  5. 164/90 simplified gives 82/45
  6. So, 28/18 + 12/45 = 82/45
    In mixed form: 137/45

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