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Subtract 18/24 from 75/70

1st number: 1 5/70, 2nd number: 18/24

75/70 - 18/24 is 9/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 24 is 840
  2. For the 1st fraction, since 70 × 12 = 840,
    75/70 = 75 × 12/70 × 12 = 900/840
  3. Likewise, for the 2nd fraction, since 24 × 35 = 840,
    18/24 = 18 × 35/24 × 35 = 630/840
  4. Subtract the two fractions:
    900/840 - 630/840 = 900 - 630/840 = 270/840
  5. After reducing the fraction, the answer is 9/28

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