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Add 80/6 and 90/72

1st number: 13 2/6, 2nd number: 1 18/72

80/6 + 90/72 is 175/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 72 is 72
  2. For the 1st fraction, since 6 × 12 = 72,
    80/6 = 80 × 12/6 × 12 = 960/72
  3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
    90/72 = 90 × 1/72 × 1 = 90/72
  4. Add the two fractions:
    960/72 + 90/72 = 960 + 90/72 = 1050/72
  5. 1050/72 simplified gives 175/12
  6. So, 80/6 + 90/72 = 175/12
    In mixed form: 147/12

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