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Add 9/7 and 12/80

1st number: 1 2/7, 2nd number: 12/80

9/7 + 12/80 is 201/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 80 is 560
  2. For the 1st fraction, since 7 × 80 = 560,
    9/7 = 9 × 80/7 × 80 = 720/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    12/80 = 12 × 7/80 × 7 = 84/560
  4. Add the two fractions:
    720/560 + 84/560 = 720 + 84/560 = 804/560
  5. After reducing the fraction, the answer is 201/140
  6. In mixed form: 161/140

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