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Subtract 3/56 from 40/30

1st number: 1 10/30, 2nd number: 3/56

40/30 - 3/56 is 215/168.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 56 is 840

    Next, find the equivalent fraction of both fractional numbers with denominator 840
  2. For the 1st fraction, since 30 × 28 = 840,
    40/30 = 40 × 28/30 × 28 = 1120/840
  3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
    3/56 = 3 × 15/56 × 15 = 45/840
  4. Subtract the two like fractions:
    1120/840 - 45/840 = 1120 - 45/840 = 1075/840
  5. After reducing the fraction, the answer is 215/168
  6. In mixed form: 147/168

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