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Subtract 24/35 from 90/70

1st number: 1 20/70, 2nd number: 24/35

90/70 - 24/35 is 3/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 35 is 70

    Next, find the equivalent fraction of both fractional numbers with denominator 70
  2. For the 1st fraction, since 70 × 1 = 70,
    90/70 = 90 × 1/70 × 1 = 90/70
  3. Likewise, for the 2nd fraction, since 35 × 2 = 70,
    24/35 = 24 × 2/35 × 2 = 48/70
  4. Subtract the two like fractions:
    90/70 - 48/70 = 90 - 48/70 = 42/70
  5. After reducing the fraction, the answer is 3/5

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