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Add 1/21 and 20/10

1st number: 1/21, 2nd number: 2 0/10

1/21 + 20/10 is 43/21.

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,
    1/21 = 1 × 10/21 × 10 = 10/210
  3. Likewise, for the 2nd fraction, since 10 × 21 = 210,
    20/10 = 20 × 21/10 × 21 = 420/210
  4. Add the two fractions:
    10/210 + 420/210 = 10 + 420/210 = 430/210
  5. After reducing the fraction, the answer is 43/21
  6. In mixed form: 21/21

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