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Add 63/2 and 40/20

1st number: 31 1/2, 2nd number: 2 0/20

63/2 + 40/20 is 67/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 20 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 2 × 10 = 20,
    63/2 = 63 × 10/2 × 10 = 630/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    40/20 = 40 × 1/20 × 1 = 40/20
  4. Add the two like fractions:
    630/20 + 40/20 = 630 + 40/20 = 670/20
  5. 670/20 simplified gives 67/2
  6. So, 63/2 + 40/20 = 67/2
    In mixed form: 331/2

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