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Subtract 21/70 from 24/12

1st number: 2 0/12, 2nd number: 21/70

24/12 - 21/70 is 17/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 70 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 12 × 35 = 420,
    24/12 = 24 × 35/12 × 35 = 840/420
  3. Likewise, for the 2nd fraction, since 70 × 6 = 420,
    21/70 = 21 × 6/70 × 6 = 126/420
  4. Subtract the two like fractions:
    840/420 - 126/420 = 840 - 126/420 = 714/420
  5. After reducing the fraction, the answer is 17/10
  6. In mixed form: 17/10

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