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Subtract 3/5 from 70/4

1st number: 17 2/4, 2nd number: 3/5

70/4 - 3/5 is 169/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 5 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 5 × 4 = 20,
    3/5 = 3 × 4/5 × 4 = 12/20
  4. Subtract the two like fractions:
    350/20 - 12/20 = 350 - 12/20 = 338/20
  5. After reducing the fraction, the answer is 169/10
  6. In mixed form: 169/10

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