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Add 25/42 and 28/49

25/42 + 28/49 is 7/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 49 is 294

    Next, find the equivalent fraction of both fractional numbers with denominator 294
  2. For the 1st fraction, since 42 × 7 = 294,
    25/42 = 25 × 7/42 × 7 = 175/294
  3. Likewise, for the 2nd fraction, since 49 × 6 = 294,
    28/49 = 28 × 6/49 × 6 = 168/294
  4. Add the two like fractions:
    175/294 + 168/294 = 175 + 168/294 = 343/294
  5. 343/294 simplified gives 7/6
  6. So, 25/42 + 28/49 = 7/6
    In mixed form: 11/6

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