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Add 27/20 and 5/4

1st number: 1 7/20, 2nd number: 1 1/4

27/20 + 5/4 is 13/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 4 is 20
  2. For the 1st fraction, since 20 × 1 = 20,
    27/20 = 27 × 1/20 × 1 = 27/20
  3. Likewise, for the 2nd fraction, since 4 × 5 = 20,
    5/4 = 5 × 5/4 × 5 = 25/20
  4. Add the two fractions:
    27/20 + 25/20 = 27 + 25/20 = 52/20
  5. After reducing the fraction, the answer is 13/5
  6. In mixed form: 23/5

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