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Subtract 15/10 from 10/70

1st number: 10/70, 2nd number: 1 5/10

10/70 - 15/10 is -19/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 10 is 70
  2. For the 1st fraction, since 70 × 1 = 70,
    10/70 = 10 × 1/70 × 1 = 10/70
  3. Likewise, for the 2nd fraction, since 10 × 7 = 70,
    15/10 = 15 × 7/10 × 7 = 105/70
  4. Subtract the two fractions:
    10/70 - 105/70 = 10 - 105/70 = -95/70
  5. After reducing the fraction, the answer is -19/14

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