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Subtract 3/80 from 45/7

1st number: 6 3/7, 2nd number: 3/80

45/7 - 3/80 is 3579/560.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 80 is 560
  2. For the 1st fraction, since 7 × 80 = 560,
    45/7 = 45 × 80/7 × 80 = 3600/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    3/80 = 3 × 7/80 × 7 = 21/560
  4. Subtract the two fractions:
    3600/560 - 21/560 = 3600 - 21/560 = 3579/560
  5. In mixed form: 6219/560

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