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Add 1/12 and 28/45

1/12 + 28/45 is 127/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 45 is 180
  2. For the 1st fraction, since 12 × 15 = 180,
    1/12 = 1 × 15/12 × 15 = 15/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    28/45 = 28 × 4/45 × 4 = 112/180
  4. Add the two fractions:
    15/180 + 112/180 = 15 + 112/180 = 127/180

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