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Add 27/10 and 30/8

1st number: 2 7/10, 2nd number: 3 6/8

27/10 + 30/8 is 129/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 8 is 40
  2. For the 1st fraction, since 10 × 4 = 40,
    27/10 = 27 × 4/10 × 4 = 108/40
  3. Likewise, for the 2nd fraction, since 8 × 5 = 40,
    30/8 = 30 × 5/8 × 5 = 150/40
  4. Add the two fractions:
    108/40 + 150/40 = 108 + 150/40 = 258/40
  5. After reducing the fraction, the answer is 129/20
  6. In mixed form: 69/20

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