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Add 3/42 and 45/49

3/42 + 45/49 is 97/98.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 49 is 294
  2. For the 1st fraction, since 42 × 7 = 294,
    3/42 = 3 × 7/42 × 7 = 21/294
  3. Likewise, for the 2nd fraction, since 49 × 6 = 294,
    45/49 = 45 × 6/49 × 6 = 270/294
  4. Add the two fractions:
    21/294 + 270/294 = 21 + 270/294 = 291/294
  5. After reducing the fraction, the answer is 97/98

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