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Add 18/12 and 3/80

1st number: 1 6/12, 2nd number: 3/80

18/12 + 3/80 is 123/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 80 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 12 × 20 = 240,
    18/12 = 18 × 20/12 × 20 = 360/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    3/80 = 3 × 3/80 × 3 = 9/240
  4. Add the two like fractions:
    360/240 + 9/240 = 360 + 9/240 = 369/240
  5. 369/240 simplified gives 123/80
  6. So, 18/12 + 3/80 = 123/80
    In mixed form: 143/80

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