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Add 80/30 and 21/18

1st number: 2 20/30, 2nd number: 1 3/18

80/30 + 21/18 is 23/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 30 × 3 = 90,
    80/30 = 80 × 3/30 × 3 = 240/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    21/18 = 21 × 5/18 × 5 = 105/90
  4. Add the two like fractions:
    240/90 + 105/90 = 240 + 105/90 = 345/90
  5. 345/90 simplified gives 23/6
  6. So, 80/30 + 21/18 = 23/6
    In mixed form: 35/6

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