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Add 12/10 and 12/21

1st number: 1 2/10, 2nd number: 12/21

12/10 + 12/21 is 62/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 21 is 210
  2. For the 1st fraction, since 10 × 21 = 210,
    12/10 = 12 × 21/10 × 21 = 252/210
  3. Likewise, for the 2nd fraction, since 21 × 10 = 210,
    12/21 = 12 × 10/21 × 10 = 120/210
  4. Add the two fractions:
    252/210 + 120/210 = 252 + 120/210 = 372/210
  5. After reducing the fraction, the answer is 62/35
  6. In mixed form: 127/35

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