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Subtract 20/30 from 35/2

1st number: 17 1/2, 2nd number: 20/30

35/2 - 20/30 is 101/6.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 30 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 2 × 15 = 30,
    35/2 = 35 × 15/2 × 15 = 525/30
  3. Likewise, for the 2nd fraction, since 30 × 1 = 30,
    20/30 = 20 × 1/30 × 1 = 20/30
  4. Subtract the two like fractions:
    525/30 - 20/30 = 525 - 20/30 = 505/30
  5. After reducing the fraction, the answer is 101/6
  6. In mixed form: 165/6

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