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Subtract 24/35 from 75/20

1st number: 3 15/20, 2nd number: 24/35

75/20 - 24/35 is 429/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 35 is 140
  2. For the 1st fraction, since 20 × 7 = 140,
    75/20 = 75 × 7/20 × 7 = 525/140
  3. Likewise, for the 2nd fraction, since 35 × 4 = 140,
    24/35 = 24 × 4/35 × 4 = 96/140
  4. Subtract the two fractions:
    525/140 - 96/140 = 525 - 96/140 = 429/140
  5. In mixed form: 39/140

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