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Add 30/4 and 3/5

1st number: 7 2/4, 2nd number: 3/5

30/4 + 3/5 is 81/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 5 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    30/4 = 30 × 5/4 × 5 = 150/20
  3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
    3/5 = 3 × 4/5 × 4 = 12/20
  4. Add the two like fractions:
    150/20 + 12/20 = 150 + 12/20 = 162/20
  5. 162/20 simplified gives 81/10
  6. So, 30/4 + 3/5 = 81/10
    In mixed form: 81/10

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