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Subtract 15/35 from 24/20

1st number: 1 4/20, 2nd number: 15/35

24/20 - 15/35 is 27/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 35 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 20 × 7 = 140,
    24/20 = 24 × 7/20 × 7 = 168/140
  3. Likewise, for the 2nd fraction, since 35 × 4 = 140,
    15/35 = 15 × 4/35 × 4 = 60/140
  4. Subtract the two like fractions:
    168/140 - 60/140 = 168 - 60/140 = 108/140
  5. After reducing the fraction, the answer is 27/35

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