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Subtract 36/24 from 21/70

1st number: 21/70, 2nd number: 1 12/24

21/70 - 36/24 is -6/5.

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,
    21/70 = 21 × 12/70 × 12 = 252/840
  3. Likewise, for the 2nd fraction, since 24 × 35 = 840,
    36/24 = 36 × 35/24 × 35 = 1260/840
  4. Subtract the two fractions:
    252/840 - 1260/840 = 252 - 1260/840 = -1008/840
  5. After reducing the fraction, the answer is -6/5

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