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Add 80/20 and 7/9

1st number: 4 0/20, 2nd number: 7/9

80/20 + 7/9 is 43/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 9 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    80/20 = 80 × 9/20 × 9 = 720/180
  3. Likewise, for the 2nd fraction, since 9 × 20 = 180,
    7/9 = 7 × 20/9 × 20 = 140/180
  4. Add the two like fractions:
    720/180 + 140/180 = 720 + 140/180 = 860/180
  5. 860/180 simplified gives 43/9
  6. So, 80/20 + 7/9 = 43/9
    In mixed form: 47/9

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