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Subtract 5/42 from 8/5

1st number: 1 3/5, 2nd number: 5/42

8/5 - 5/42 is 311/210.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 42 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 5 × 42 = 210,
    8/5 = 8 × 42/5 × 42 = 336/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    5/42 = 5 × 5/42 × 5 = 25/210
  4. Subtract the two like fractions:
    336/210 - 25/210 = 336 - 25/210 = 311/210
  5. In mixed form: 1101/210

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