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Add 1/21 and 56/20

1st number: 1/21, 2nd number: 2 16/20

1/21 + 56/20 is 299/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 20 is 420
  2. For the 1st fraction, since 21 × 20 = 420,
    1/21 = 1 × 20/21 × 20 = 20/420
  3. Likewise, for the 2nd fraction, since 20 × 21 = 420,
    56/20 = 56 × 21/20 × 21 = 1176/420
  4. Add the two fractions:
    20/420 + 1176/420 = 20 + 1176/420 = 1196/420
  5. After reducing the fraction, the answer is 299/105
  6. In mixed form: 289/105

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