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Add 18/2 and 42/28

1st number: 9 0/2, 2nd number: 1 14/28

18/2 + 42/28 is 21/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 28 is 28
  2. For the 1st fraction, since 2 × 14 = 28,
    18/2 = 18 × 14/2 × 14 = 252/28
  3. Likewise, for the 2nd fraction, since 28 × 1 = 28,
    42/28 = 42 × 1/28 × 1 = 42/28
  4. Add the two fractions:
    252/28 + 42/28 = 252 + 42/28 = 294/28
  5. After reducing the fraction, the answer is 21/2
  6. In mixed form: 101/2

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