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Add 1/12 and 63/40

1st number: 1/12, 2nd number: 1 23/40

1/12 + 63/40 is 199/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 40 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 12 × 10 = 120,
    1/12 = 1 × 10/12 × 10 = 10/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    63/40 = 63 × 3/40 × 3 = 189/120
  4. Add the two like fractions:
    10/120 + 189/120 = 10 + 189/120 = 199/120
  5. So, 1/12 + 63/40 = 199/120
    In mixed form: 179/120

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