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Subtract 1/8 from 7/5

1st number: 1 2/5, 2nd number: 1/8

7/5 - 1/8 is 51/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 8 is 40
  2. For the 1st fraction, since 5 × 8 = 40,
    7/5 = 7 × 8/5 × 8 = 56/40
  3. Likewise, for the 2nd fraction, since 8 × 5 = 40,
    1/8 = 1 × 5/8 × 5 = 5/40
  4. Subtract the two fractions:
    56/40 - 5/40 = 56 - 5/40 = 51/40
  5. In mixed form: 111/40

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