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Subtract 12/10 from 8/28

1st number: 8/28, 2nd number: 1 2/10

8/28 - 12/10 is -32/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 10 is 140
  2. For the 1st fraction, since 28 × 5 = 140,
    8/28 = 8 × 5/28 × 5 = 40/140
  3. Likewise, for the 2nd fraction, since 10 × 14 = 140,
    12/10 = 12 × 14/10 × 14 = 168/140
  4. Subtract the two fractions:
    40/140 - 168/140 = 40 - 168/140 = -128/140
  5. After reducing the fraction, the answer is -32/35

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