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Subtract 20/56 from 30/15

1st number: 2 0/15, 2nd number: 20/56

30/15 - 20/56 is 23/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 56 is 840
  2. For the 1st fraction, since 15 × 56 = 840,
    30/15 = 30 × 56/15 × 56 = 1680/840
  3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
    20/56 = 20 × 15/56 × 15 = 300/840
  4. Subtract the two fractions:
    1680/840 - 300/840 = 1680 - 300/840 = 1380/840
  5. After reducing the fraction, the answer is 23/14
  6. In mixed form: 19/14

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