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Subtract 12/28 from 35/20

1st number: 1 15/20, 2nd number: 12/28

35/20 - 12/28 is 37/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 28 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 20 × 7 = 140,
    35/20 = 35 × 7/20 × 7 = 245/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    12/28 = 12 × 5/28 × 5 = 60/140
  4. Subtract the two like fractions:
    245/140 - 60/140 = 245 - 60/140 = 185/140
  5. After reducing the fraction, the answer is 37/28
  6. In mixed form: 19/28

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