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Subtract 16/21 from 70/5

1st number: 14 0/5, 2nd number: 16/21

70/5 - 16/21 is 278/21.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 21 is 105

    Next, find the equivalent fraction of both fractional numbers with denominator 105
  2. For the 1st fraction, since 5 × 21 = 105,
    70/5 = 70 × 21/5 × 21 = 1470/105
  3. Likewise, for the 2nd fraction, since 21 × 5 = 105,
    16/21 = 16 × 5/21 × 5 = 80/105
  4. Subtract the two like fractions:
    1470/105 - 80/105 = 1470 - 80/105 = 1390/105
  5. After reducing the fraction, the answer is 278/21
  6. In mixed form: 135/21

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