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Add 80/4 and 30/40

1st number: 20 0/4, 2nd number: 30/40

80/4 + 30/40 is 83/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 40 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 4 × 10 = 40,
    80/4 = 80 × 10/4 × 10 = 800/40
  3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
    30/40 = 30 × 1/40 × 1 = 30/40
  4. Add the two like fractions:
    800/40 + 30/40 = 800 + 30/40 = 830/40
  5. 830/40 simplified gives 83/4
  6. So, 80/4 + 30/40 = 83/4
    In mixed form: 203/4

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