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Add 9/21 and 60/12

1st number: 9/21, 2nd number: 5 0/12

9/21 + 60/12 is 38/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 12 is 84
  2. For the 1st fraction, since 21 × 4 = 84,
    9/21 = 9 × 4/21 × 4 = 36/84
  3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
    60/12 = 60 × 7/12 × 7 = 420/84
  4. Add the two fractions:
    36/84 + 420/84 = 36 + 420/84 = 456/84
  5. After reducing the fraction, the answer is 38/7
  6. In mixed form: 53/7

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