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Subtract 60/7 from 15/80

1st number: 15/80, 2nd number: 8 4/7

15/80 - 60/7 is -939/112.

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,
    15/80 = 15 × 7/80 × 7 = 105/560
  3. Likewise, for the 2nd fraction, since 7 × 80 = 560,
    60/7 = 60 × 80/7 × 80 = 4800/560
  4. Subtract the two fractions:
    105/560 - 4800/560 = 105 - 4800/560 = -4695/560
  5. After reducing the fraction, the answer is -939/112

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