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Subtract 3/28 from 7/5

1st number: 1 2/5, 2nd number: 3/28

7/5 - 3/28 is 181/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 28 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 5 × 28 = 140,
    7/5 = 7 × 28/5 × 28 = 196/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    3/28 = 3 × 5/28 × 5 = 15/140
  4. Subtract the two like fractions:
    196/140 - 15/140 = 196 - 15/140 = 181/140
  5. In mixed form: 141/140

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