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Add 7/8 and 4/5

7/8 + 4/5 is 67/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 5 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 8 × 5 = 40,
    7/8 = 7 × 5/8 × 5 = 35/40
  3. Likewise, for the 2nd fraction, since 5 × 8 = 40,
    4/5 = 4 × 8/5 × 8 = 32/40
  4. Add the two like fractions:
    35/40 + 32/40 = 35 + 32/40 = 67/40
  5. So, 7/8 + 4/5 = 67/40
    In mixed form: 127/40

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