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Add 70/80 and 30/8

1st number: 70/80, 2nd number: 3 6/8

70/80 + 30/8 is 37/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 8 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 80 × 1 = 80,
    70/80 = 70 × 1/80 × 1 = 70/80
  3. Likewise, for the 2nd fraction, since 8 × 10 = 80,
    30/8 = 30 × 10/8 × 10 = 300/80
  4. Add the two like fractions:
    70/80 + 300/80 = 70 + 300/80 = 370/80
  5. 370/80 simplified gives 37/8
  6. So, 70/80 + 30/8 = 37/8
    In mixed form: 45/8

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