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Add 21/2 and 63/7

1st number: 10 1/2, 2nd number: 9 0/7

21/2 + 63/7 is 39/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 7 is 14
  2. For the 1st fraction, since 2 × 7 = 14,
    21/2 = 21 × 7/2 × 7 = 147/14
  3. Likewise, for the 2nd fraction, since 7 × 2 = 14,
    63/7 = 63 × 2/7 × 2 = 126/14
  4. Add the two fractions:
    147/14 + 126/14 = 147 + 126/14 = 273/14
  5. After reducing the fraction, the answer is 39/2
  6. In mixed form: 191/2

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