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Add 42/80 and 27/15

1st number: 42/80, 2nd number: 1 12/15

42/80 + 27/15 is 93/40.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 80 × 3 = 240,
    42/80 = 42 × 3/80 × 3 = 126/240
  3. Likewise, for the 2nd fraction, since 15 × 16 = 240,
    27/15 = 27 × 16/15 × 16 = 432/240
  4. Add the two like fractions:
    126/240 + 432/240 = 126 + 432/240 = 558/240
  5. 558/240 simplified gives 93/40
  6. So, 42/80 + 27/15 = 93/40
    In mixed form: 213/40

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