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Subtract 25/7 from 8/5

1st number: 1 3/5, 2nd number: 3 4/7

8/5 - 25/7 is -69/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 7 is 35

    Next, find the equivalent fraction of both fractional numbers with denominator 35
  2. For the 1st fraction, since 5 × 7 = 35,
    8/5 = 8 × 7/5 × 7 = 56/35
  3. Likewise, for the 2nd fraction, since 7 × 5 = 35,
    25/7 = 25 × 5/7 × 5 = 125/35
  4. Subtract the two like fractions:
    56/35 - 125/35 = 56 - 125/35 = -69/35

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