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Add 1/15 and 25/56

1/15 + 25/56 is 431/840.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 56 is 840

    Next, find the equivalent fraction of both fractional numbers with denominator 840
  2. For the 1st fraction, since 15 × 56 = 840,
    1/15 = 1 × 56/15 × 56 = 56/840
  3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
    25/56 = 25 × 15/56 × 15 = 375/840
  4. Add the two like fractions:
    56/840 + 375/840 = 56 + 375/840 = 431/840
  5. So, 1/15 + 25/56 = 431/840

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