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Subtract 16/35 from 21/2

1st number: 10 1/2, 2nd number: 16/35

21/2 - 16/35 is 703/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 35 is 70

    Next, find the equivalent fraction of both fractional numbers with denominator 70
  2. For the 1st fraction, since 2 × 35 = 70,
    21/2 = 21 × 35/2 × 35 = 735/70
  3. Likewise, for the 2nd fraction, since 35 × 2 = 70,
    16/35 = 16 × 2/35 × 2 = 32/70
  4. Subtract the two like fractions:
    735/70 - 32/70 = 735 - 32/70 = 703/70
  5. In mixed form: 103/70

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