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Add 9/42 and 3/8

9/42 + 3/8 is 33/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 8 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 42 × 4 = 168,
    9/42 = 9 × 4/42 × 4 = 36/168
  3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
    3/8 = 3 × 21/8 × 21 = 63/168
  4. Add the two like fractions:
    36/168 + 63/168 = 36 + 63/168 = 99/168
  5. 99/168 simplified gives 33/56
  6. So, 9/42 + 3/8 = 33/56

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