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Add 90/80 and 7/8

1st number: 1 10/80, 2nd number: 7/8

90/80 + 7/8 is 2/1.

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,
    90/80 = 90 × 1/80 × 1 = 90/80
  3. Likewise, for the 2nd fraction, since 8 × 10 = 80,
    7/8 = 7 × 10/8 × 10 = 70/80
  4. Add the two like fractions:
    90/80 + 70/80 = 90 + 70/80 = 160/80
  5. 160/80 simplified gives 2/1
  6. So, 90/80 + 7/8 = 2/1

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