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Subtract 4/7 from 12/5

1st number: 2 2/5, 2nd number: 4/7

12/5 - 4/7 is 64/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 7 is 35

    Next, find the equivalent fraction of both fractional numbers with denominator 35
  2. For the 1st fraction, since 5 × 7 = 35,
    12/5 = 12 × 7/5 × 7 = 84/35
  3. Likewise, for the 2nd fraction, since 7 × 5 = 35,
    4/7 = 4 × 5/7 × 5 = 20/35
  4. Subtract the two like fractions:
    84/35 - 20/35 = 84 - 20/35 = 64/35
  5. In mixed form: 129/35

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