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Subtract 4/80 from 75/7

1st number: 10 5/7, 2nd number: 4/80

75/7 - 4/80 is 1493/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 80 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 7 × 80 = 560,
    75/7 = 75 × 80/7 × 80 = 6000/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    4/80 = 4 × 7/80 × 7 = 28/560
  4. Subtract the two like fractions:
    6000/560 - 28/560 = 6000 - 28/560 = 5972/560
  5. After reducing the fraction, the answer is 1493/140
  6. In mixed form: 1093/140

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