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Subtract 42/7 from 7/5

1st number: 1 2/5, 2nd number: 6 0/7

7/5 - 42/7 is -23/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 7 is 35
  2. For the 1st fraction, since 5 × 7 = 35,
    7/5 = 7 × 7/5 × 7 = 49/35
  3. Likewise, for the 2nd fraction, since 7 × 5 = 35,
    42/7 = 42 × 5/7 × 5 = 210/35
  4. Subtract the two fractions:
    49/35 - 210/35 = 49 - 210/35 = -161/35
  5. After reducing the fraction, the answer is -23/5

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