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Subtract 1/40 from 42/25

1st number: 1 17/25, 2nd number: 1/40

42/25 - 1/40 is 331/200.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 40 is 200

    Next, find the equivalent fraction of both fractional numbers with denominator 200
  2. For the 1st fraction, since 25 × 8 = 200,
    42/25 = 42 × 8/25 × 8 = 336/200
  3. Likewise, for the 2nd fraction, since 40 × 5 = 200,
    1/40 = 1 × 5/40 × 5 = 5/200
  4. Subtract the two like fractions:
    336/200 - 5/200 = 336 - 5/200 = 331/200
  5. In mixed form: 1131/200

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