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Add 4/56 and 45/70

4/56 + 45/70 is 5/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 70 is 280
  2. For the 1st fraction, since 56 × 5 = 280,
    4/56 = 4 × 5/56 × 5 = 20/280
  3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
    45/70 = 45 × 4/70 × 4 = 180/280
  4. Add the two fractions:
    20/280 + 180/280 = 20 + 180/280 = 200/280
  5. 200/280 simplified gives 5/7
  6. So, 4/56 + 45/70 = 5/7

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