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Subtract 9/56 from 2/30

2/30 - 9/56 is -79/840.

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,
    2/30 = 2 × 28/30 × 28 = 56/840
  3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
    9/56 = 9 × 15/56 × 15 = 135/840
  4. Subtract the two like fractions:
    56/840 - 135/840 = 56 - 135/840 = -79/840

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