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Subtract 35/7 from 10/40

1st number: 10/40, 2nd number: 5 0/7

10/40 - 35/7 is -19/4.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 7 is 280
  2. For the 1st fraction, since 40 × 7 = 280,
    10/40 = 10 × 7/40 × 7 = 70/280
  3. Likewise, for the 2nd fraction, since 7 × 40 = 280,
    35/7 = 35 × 40/7 × 40 = 1400/280
  4. Subtract the two fractions:
    70/280 - 1400/280 = 70 - 1400/280 = -1330/280
  5. After reducing the fraction, the answer is -19/4

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