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Subtract 35/10 from 28/15

1st number: 1 13/15, 2nd number: 3 5/10

28/15 - 35/10 is -49/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 10 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 15 × 2 = 30,
    28/15 = 28 × 2/15 × 2 = 56/30
  3. Likewise, for the 2nd fraction, since 10 × 3 = 30,
    35/10 = 35 × 3/10 × 3 = 105/30
  4. Subtract the two like fractions:
    56/30 - 105/30 = 56 - 105/30 = -49/30

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