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Add 18/42 and 35/56

18/42 + 35/56 is 59/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 56 is 168
  2. For the 1st fraction, since 42 × 4 = 168,
    18/42 = 18 × 4/42 × 4 = 72/168
  3. Likewise, for the 2nd fraction, since 56 × 3 = 168,
    35/56 = 35 × 3/56 × 3 = 105/168
  4. Add the two fractions:
    72/168 + 105/168 = 72 + 105/168 = 177/168
  5. 177/168 simplified gives 59/56
  6. So, 18/42 + 35/56 = 59/56
    In mixed form: 13/56

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