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Add 1/56 and 15/42

1/56 + 15/42 is 3/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 42 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 56 × 3 = 168,
    1/56 = 1 × 3/56 × 3 = 3/168
  3. Likewise, for the 2nd fraction, since 42 × 4 = 168,
    15/42 = 15 × 4/42 × 4 = 60/168
  4. Add the two like fractions:
    3/168 + 60/168 = 3 + 60/168 = 63/168
  5. 63/168 simplified gives 3/8
  6. So, 1/56 + 15/42 = 3/8

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