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Subtract 4/8 from 9/5

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

9/5 - 4/8 is 13/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 8 is 40
  2. For the 1st fraction, since 5 × 8 = 40,
    9/5 = 9 × 8/5 × 8 = 72/40
  3. Likewise, for the 2nd fraction, since 8 × 5 = 40,
    4/8 = 4 × 5/8 × 5 = 20/40
  4. Subtract the two fractions:
    72/40 - 20/40 = 72 - 20/40 = 52/40
  5. After reducing the fraction, the answer is 13/10
  6. In mixed form: 13/10

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