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Add 6/7 and 21/10

1st number: 6/7, 2nd number: 2 1/10

6/7 + 21/10 is 207/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 10 is 70
  2. For the 1st fraction, since 7 × 10 = 70,
    6/7 = 6 × 10/7 × 10 = 60/70
  3. Likewise, for the 2nd fraction, since 10 × 7 = 70,
    21/10 = 21 × 7/10 × 7 = 147/70
  4. Add the two fractions:
    60/70 + 147/70 = 60 + 147/70 = 207/70
  5. So, 6/7 + 21/10 = 207/70
    In mixed form: 267/70

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