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Subtract 3/8 from 7/5

1st number: 1 2/5, 2nd number: 3/8

7/5 - 3/8 is 41/40.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 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,
    3/8 = 3 × 5/8 × 5 = 15/40
  4. Subtract the two like fractions:
    56/40 - 15/40 = 56 - 15/40 = 41/40
  5. In mixed form: 11/40

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