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Add 9/42 and 45/28

1st number: 9/42, 2nd number: 1 17/28

9/42 + 45/28 is 51/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 28 is 84
  2. For the 1st fraction, since 42 × 2 = 84,
    9/42 = 9 × 2/42 × 2 = 18/84
  3. Likewise, for the 2nd fraction, since 28 × 3 = 84,
    45/28 = 45 × 3/28 × 3 = 135/84
  4. Add the two fractions:
    18/84 + 135/84 = 18 + 135/84 = 153/84
  5. After reducing the fraction, the answer is 51/28
  6. In mixed form: 123/28

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