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Subtract 5/20 from 70/4

1st number: 17 2/4, 2nd number: 5/20

70/4 - 5/20 is 69/4.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 20 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    70/4 = 70 × 5/4 × 5 = 350/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    5/20 = 5 × 1/20 × 1 = 5/20
  4. Subtract the two like fractions:
    350/20 - 5/20 = 350 - 5/20 = 345/20
  5. After reducing the fraction, the answer is 69/4
  6. In mixed form: 171/4

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