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Add 27/15 and 20/80

1st number: 1 12/15, 2nd number: 20/80

27/15 + 20/80 is 41/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 80 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 15 × 16 = 240,
    27/15 = 27 × 16/15 × 16 = 432/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    20/80 = 20 × 3/80 × 3 = 60/240
  4. Add the two like fractions:
    432/240 + 60/240 = 432 + 60/240 = 492/240
  5. 492/240 simplified gives 41/20
  6. So, 27/15 + 20/80 = 41/20
    In mixed form: 21/20

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