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Subtract 90/35 from 54/8

1st number: 6 6/8, 2nd number: 2 20/35

54/8 - 90/35 is 117/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 35 is 280
  2. For the 1st fraction, since 8 × 35 = 280,
    54/8 = 54 × 35/8 × 35 = 1890/280
  3. Likewise, for the 2nd fraction, since 35 × 8 = 280,
    90/35 = 90 × 8/35 × 8 = 720/280
  4. Subtract the two fractions:
    1890/280 - 720/280 = 1890 - 720/280 = 1170/280
  5. After reducing the fraction, the answer is 117/28
  6. In mixed form: 45/28

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