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Add 4/7 and 5/8

4/7 + 5/8 is 67/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 8 is 56
  2. For the 1st fraction, since 7 × 8 = 56,
    4/7 = 4 × 8/7 × 8 = 32/56
  3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
    5/8 = 5 × 7/8 × 7 = 35/56
  4. Add the two fractions:
    32/56 + 35/56 = 32 + 35/56 = 67/56
  5. In mixed form: 111/56

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