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Add 35/2 and 63/21

1st number: 17 1/2, 2nd number: 3 0/21

35/2 + 63/21 is 41/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 21 is 42

    Next, find the equivalent fraction of both fractional numbers with denominator 42
  2. For the 1st fraction, since 2 × 21 = 42,
    35/2 = 35 × 21/2 × 21 = 735/42
  3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
    63/21 = 63 × 2/21 × 2 = 126/42
  4. Add the two like fractions:
    735/42 + 126/42 = 735 + 126/42 = 861/42
  5. 861/42 simplified gives 41/2
  6. So, 35/2 + 63/21 = 41/2
    In mixed form: 201/2

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