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Add 18/56 and 18/30

18/56 + 18/30 is 129/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 30 is 840

    Next, find the equivalent fraction of both fractional numbers with denominator 840
  2. For the 1st fraction, since 56 × 15 = 840,
    18/56 = 18 × 15/56 × 15 = 270/840
  3. Likewise, for the 2nd fraction, since 30 × 28 = 840,
    18/30 = 18 × 28/30 × 28 = 504/840
  4. Add the two like fractions:
    270/840 + 504/840 = 270 + 504/840 = 774/840
  5. 774/840 simplified gives 129/140
  6. So, 18/56 + 18/30 = 129/140

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