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Subtract 70/15 from 28/12

1st number: 2 4/12, 2nd number: 4 10/15

28/12 - 70/15 is -7/3.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 15 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 12 × 5 = 60,
    28/12 = 28 × 5/12 × 5 = 140/60
  3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
    70/15 = 70 × 4/15 × 4 = 280/60
  4. Subtract the two like fractions:
    140/60 - 280/60 = 140 - 280/60 = -140/60
  5. After reducing the fraction, the answer is -7/3

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