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Subtract 90/24 from 28/35

1st number: 28/35, 2nd number: 3 18/24

28/35 - 90/24 is -59/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 24 is 840

    Next, find the equivalent fraction of both fractional numbers with denominator 840
  2. For the 1st fraction, since 35 × 24 = 840,
    28/35 = 28 × 24/35 × 24 = 672/840
  3. Likewise, for the 2nd fraction, since 24 × 35 = 840,
    90/24 = 90 × 35/24 × 35 = 3150/840
  4. Subtract the two like fractions:
    672/840 - 3150/840 = 672 - 3150/840 = -2478/840
  5. After reducing the fraction, the answer is -59/20

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