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Add 30/4 and 84/5

1st number: 7 2/4, 2nd number: 16 4/5

30/4 + 84/5 is 243/10.

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,
    84/5 = 84 × 4/5 × 4 = 336/20
  4. Add the two like fractions:
    150/20 + 336/20 = 150 + 336/20 = 486/20
  5. 486/20 simplified gives 243/10
  6. So, 30/4 + 84/5 = 243/10
    In mixed form: 243/10

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