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Add 90/40 and 1/12

1st number: 2 10/40, 2nd number: 1/12

90/40 + 1/12 is 7/3.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 40 × 3 = 120,
    90/40 = 90 × 3/40 × 3 = 270/120
  3. Likewise, for the 2nd fraction, since 12 × 10 = 120,
    1/12 = 1 × 10/12 × 10 = 10/120
  4. Add the two like fractions:
    270/120 + 10/120 = 270 + 10/120 = 280/120
  5. 280/120 simplified gives 7/3
  6. So, 90/40 + 1/12 = 7/3
    In mixed form: 21/3

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