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Add 27/10 and 30/4

1st number: 2 7/10, 2nd number: 7 2/4

27/10 + 30/4 is 51/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 4 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 10 × 2 = 20,
    27/10 = 27 × 2/10 × 2 = 54/20
  3. Likewise, for the 2nd fraction, since 4 × 5 = 20,
    30/4 = 30 × 5/4 × 5 = 150/20
  4. Add the two like fractions:
    54/20 + 150/20 = 54 + 150/20 = 204/20
  5. 204/20 simplified gives 51/5
  6. So, 27/10 + 30/4 = 51/5
    In mixed form: 101/5

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