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Subtract 15/10 from 50/70

1st number: 50/70, 2nd number: 1 5/10

50/70 - 15/10 is -11/14.

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,
    50/70 = 50 × 1/70 × 1 = 50/70
  3. Likewise, for the 2nd fraction, since 10 × 7 = 70,
    15/10 = 15 × 7/10 × 7 = 105/70
  4. Subtract the two fractions:
    50/70 - 105/70 = 50 - 105/70 = -55/70
  5. After reducing the fraction, the answer is -11/14

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