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Subtract 12/10 from 49/70

1st number: 49/70, 2nd number: 1 2/10

49/70 - 12/10 is -1/2.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 10 is 70

    Next, find the equivalent fraction of both fractional numbers with denominator 70
  2. For the 1st fraction, since 70 × 1 = 70,
    49/70 = 49 × 1/70 × 1 = 49/70
  3. Likewise, for the 2nd fraction, since 10 × 7 = 70,
    12/10 = 12 × 7/10 × 7 = 84/70
  4. Subtract the two like fractions:
    49/70 - 84/70 = 49 - 84/70 = -35/70
  5. After reducing the fraction, the answer is -1/2

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