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Add 9/80 and 15/10

1st number: 9/80, 2nd number: 1 5/10

9/80 + 15/10 is 129/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 10 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 80 × 1 = 80,
    9/80 = 9 × 1/80 × 1 = 9/80
  3. Likewise, for the 2nd fraction, since 10 × 8 = 80,
    15/10 = 15 × 8/10 × 8 = 120/80
  4. Add the two like fractions:
    9/80 + 120/80 = 9 + 120/80 = 129/80
  5. So, 9/80 + 15/10 = 129/80
    In mixed form: 149/80

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