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Add 18/15 and 75/70

1st number: 1 3/15, 2nd number: 1 5/70

18/15 + 75/70 is 159/70.

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,
    18/15 = 18 × 14/15 × 14 = 252/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    75/70 = 75 × 3/70 × 3 = 225/210
  4. Add the two like fractions:
    252/210 + 225/210 = 252 + 225/210 = 477/210
  5. 477/210 simplified gives 159/70
  6. So, 18/15 + 75/70 = 159/70
    In mixed form: 219/70

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