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Subtract 20/70 from 15/24

15/24 - 20/70 is 19/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 70 is 840

    Next, find the equivalent fraction of both fractional numbers with denominator 840
  2. For the 1st fraction, since 24 × 35 = 840,
    15/24 = 15 × 35/24 × 35 = 525/840
  3. Likewise, for the 2nd fraction, since 70 × 12 = 840,
    20/70 = 20 × 12/70 × 12 = 240/840
  4. Subtract the two like fractions:
    525/840 - 240/840 = 525 - 240/840 = 285/840
  5. After reducing the fraction, the answer is 19/56

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