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Add 42/2 and 15/36

1st number: 21 0/2, 2nd number: 15/36

42/2 + 15/36 is 257/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 36 is 36
  2. For the 1st fraction, since 2 × 18 = 36,
    42/2 = 42 × 18/2 × 18 = 756/36
  3. Likewise, for the 2nd fraction, since 36 × 1 = 36,
    15/36 = 15 × 1/36 × 1 = 15/36
  4. Add the two fractions:
    756/36 + 15/36 = 756 + 15/36 = 771/36
  5. After reducing the fraction, the answer is 257/12
  6. In mixed form: 215/12

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