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Add 28/18 and 1/45

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

28/18 + 1/45 is 71/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 45 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 45 × 2 = 90,
    1/45 = 1 × 2/45 × 2 = 2/90
  4. Add the two fractions:
    140/90 + 2/90 = 140 + 2/90 = 142/90
  5. After reducing the fraction, the answer is 71/45
  6. In mixed form: 126/45

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