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Subtract 21/8 from 35/4

1st number: 8 3/4, 2nd number: 2 5/8

35/4 - 21/8 is 49/8.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 8 is 8
  2. For the 1st fraction, since 4 × 2 = 8,
    35/4 = 35 × 2/4 × 2 = 70/8
  3. Likewise, for the 2nd fraction, since 8 × 1 = 8,
    21/8 = 21 × 1/8 × 1 = 21/8
  4. Subtract the two fractions:
    70/8 - 21/8 = 70 - 21/8 = 49/8
  5. In mixed form: 61/8

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