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Add 70/8 and 7/4

1st number: 8 6/8, 2nd number: 1 3/4

70/8 + 7/4 is 21/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 4 is 8

    Next, find the equivalent fraction of both fractional numbers with denominator 8
  2. For the 1st fraction, since 8 × 1 = 8,
    70/8 = 70 × 1/8 × 1 = 70/8
  3. Likewise, for the 2nd fraction, since 4 × 2 = 8,
    7/4 = 7 × 2/4 × 2 = 14/8
  4. Add the two like fractions:
    70/8 + 14/8 = 70 + 14/8 = 84/8
  5. 84/8 simplified gives 21/2
  6. So, 70/8 + 7/4 = 21/2
    In mixed form: 101/2

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