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Subtract 4/35 from 12/40

12/40 - 4/35 is 13/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 35 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 40 × 7 = 280,
    12/40 = 12 × 7/40 × 7 = 84/280
  3. Likewise, for the 2nd fraction, since 35 × 8 = 280,
    4/35 = 4 × 8/35 × 8 = 32/280
  4. Subtract the two like fractions:
    84/280 - 32/280 = 84 - 32/280 = 52/280
  5. After reducing the fraction, the answer is 13/70

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