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Add 7/12 and 63/21

1st number: 7/12, 2nd number: 3 0/21

7/12 + 63/21 is 43/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 21 is 84
  2. For the 1st fraction, since 12 × 7 = 84,
    7/12 = 7 × 7/12 × 7 = 49/84
  3. Likewise, for the 2nd fraction, since 21 × 4 = 84,
    63/21 = 63 × 4/21 × 4 = 252/84
  4. Add the two fractions:
    49/84 + 252/84 = 49 + 252/84 = 301/84
  5. 301/84 simplified gives 43/12
  6. So, 7/12 + 63/21 = 43/12
    In mixed form: 37/12

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