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Add 14/12 and 63/90

1st number: 1 2/12, 2nd number: 63/90

14/12 + 63/90 is 28/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 90 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 12 × 15 = 180,
    14/12 = 14 × 15/12 × 15 = 210/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    63/90 = 63 × 2/90 × 2 = 126/180
  4. Add the two like fractions:
    210/180 + 126/180 = 210 + 126/180 = 336/180
  5. 336/180 simplified gives 28/15
  6. So, 14/12 + 63/90 = 28/15
    In mixed form: 113/15

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