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Add 27/15 and 18/70

1st number: 1 12/15, 2nd number: 18/70

27/15 + 18/70 is 72/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 70 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 15 × 14 = 210,
    27/15 = 27 × 14/15 × 14 = 378/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    18/70 = 18 × 3/70 × 3 = 54/210
  4. Add the two like fractions:
    378/210 + 54/210 = 378 + 54/210 = 432/210
  5. 432/210 simplified gives 72/35
  6. So, 27/15 + 18/70 = 72/35
    In mixed form: 22/35

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