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Add 80/10 and 30/4

1st number: 8 0/10, 2nd number: 7 2/4

80/10 + 30/4 is 31/2.

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,
    80/10 = 80 × 2/10 × 2 = 160/20
  3. Likewise, for the 2nd fraction, since 4 × 5 = 20,
    30/4 = 30 × 5/4 × 5 = 150/20
  4. Add the two like fractions:
    160/20 + 150/20 = 160 + 150/20 = 310/20
  5. 310/20 simplified gives 31/2
  6. So, 80/10 + 30/4 = 31/2
    In mixed form: 151/2

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