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Add 81/15 and 2/70

1st number: 5 6/15, 2nd number: 2/70

81/15 + 2/70 is 38/7.

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,
    81/15 = 81 × 14/15 × 14 = 1134/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    2/70 = 2 × 3/70 × 3 = 6/210
  4. Add the two like fractions:
    1134/210 + 6/210 = 1134 + 6/210 = 1140/210
  5. 1140/210 simplified gives 38/7
  6. So, 81/15 + 2/70 = 38/7
    In mixed form: 53/7

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