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Subtract 56/7 from 15/10

1st number: 1 5/10, 2nd number: 8 0/7

15/10 - 56/7 is -13/2.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 7 is 70
  2. For the 1st fraction, since 10 × 7 = 70,
    15/10 = 15 × 7/10 × 7 = 105/70
  3. Likewise, for the 2nd fraction, since 7 × 10 = 70,
    56/7 = 56 × 10/7 × 10 = 560/70
  4. Subtract the two fractions:
    105/70 - 560/70 = 105 - 560/70 = -455/70
  5. After reducing the fraction, the answer is -13/2

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