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Add 12/21 and 6/10

12/21 + 6/10 is 41/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 10 is 210
  2. For the 1st fraction, since 21 × 10 = 210,
    12/21 = 12 × 10/21 × 10 = 120/210
  3. Likewise, for the 2nd fraction, since 10 × 21 = 210,
    6/10 = 6 × 21/10 × 21 = 126/210
  4. Add the two fractions:
    120/210 + 126/210 = 120 + 126/210 = 246/210
  5. After reducing the fraction, the answer is 41/35
  6. In mixed form: 16/35

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