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Subtract 40/7 from 35/80

1st number: 35/80, 2nd number: 5 5/7

35/80 - 40/7 is -591/112.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 7 is 560
  2. For the 1st fraction, since 80 × 7 = 560,
    35/80 = 35 × 7/80 × 7 = 245/560
  3. Likewise, for the 2nd fraction, since 7 × 80 = 560,
    40/7 = 40 × 80/7 × 80 = 3200/560
  4. Subtract the two fractions:
    245/560 - 3200/560 = 245 - 3200/560 = -2955/560
  5. After reducing the fraction, the answer is -591/112

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