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Add 80/4 and 42/5

1st number: 20 0/4, 2nd number: 8 2/5

80/4 + 42/5 is 142/5.

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,
    80/4 = 80 × 5/4 × 5 = 400/20
  3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
    42/5 = 42 × 4/5 × 4 = 168/20
  4. Add the two like fractions:
    400/20 + 168/20 = 400 + 168/20 = 568/20
  5. 568/20 simplified gives 142/5
  6. So, 80/4 + 42/5 = 142/5
    In mixed form: 282/5

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