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Add 81/70 and 70/8

1st number: 1 11/70, 2nd number: 8 6/8

81/70 + 70/8 is 1387/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 8 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 70 × 4 = 280,
    81/70 = 81 × 4/70 × 4 = 324/280
  3. Likewise, for the 2nd fraction, since 8 × 35 = 280,
    70/8 = 70 × 35/8 × 35 = 2450/280
  4. Add the two like fractions:
    324/280 + 2450/280 = 324 + 2450/280 = 2774/280
  5. 2774/280 simplified gives 1387/140
  6. So, 81/70 + 70/8 = 1387/140
    In mixed form: 9127/140

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