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Subtract 2/70 from 7/28

7/28 - 2/70 is 31/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 70 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 28 × 5 = 140,
    7/28 = 7 × 5/28 × 5 = 35/140
  3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
    2/70 = 2 × 2/70 × 2 = 4/140
  4. Subtract the two like fractions:
    35/140 - 4/140 = 35 - 4/140 = 31/140

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