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Subtract 4/7 from 81/25

1st number: 3 6/25, 2nd number: 4/7

81/25 - 4/7 is 467/175.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 7 is 175

    Next, find the equivalent fraction of both fractional numbers with denominator 175
  2. For the 1st fraction, since 25 × 7 = 175,
    81/25 = 81 × 7/25 × 7 = 567/175
  3. Likewise, for the 2nd fraction, since 7 × 25 = 175,
    4/7 = 4 × 25/7 × 25 = 100/175
  4. Subtract the two like fractions:
    567/175 - 100/175 = 567 - 100/175 = 467/175
  5. In mixed form: 2117/175

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