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Add 5/56 and 12/45

5/56 + 12/45 is 299/840.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 45 is 2520
  2. For the 1st fraction, since 56 × 45 = 2520,
    5/56 = 5 × 45/56 × 45 = 225/2520
  3. Likewise, for the 2nd fraction, since 45 × 56 = 2520,
    12/45 = 12 × 56/45 × 56 = 672/2520
  4. Add the two fractions:
    225/2520 + 672/2520 = 225 + 672/2520 = 897/2520
  5. 897/2520 simplified gives 299/840
  6. So, 5/56 + 12/45 = 299/840

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