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Add 42/2 and 21/42

1st number: 21 0/2, 2nd number: 21/42

42/2 + 21/42 is 43/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 42 is 42
  2. For the 1st fraction, since 2 × 21 = 42,
    42/2 = 42 × 21/2 × 21 = 882/42
  3. Likewise, for the 2nd fraction, since 42 × 1 = 42,
    21/42 = 21 × 1/42 × 1 = 21/42
  4. Add the two fractions:
    882/42 + 21/42 = 882 + 21/42 = 903/42
  5. After reducing the fraction, the answer is 43/2
  6. In mixed form: 211/2

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