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Subtract 3/10 from 28/45

28/45 - 3/10 is 29/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 10 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 45 × 2 = 90,
    28/45 = 28 × 2/45 × 2 = 56/90
  3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
    3/10 = 3 × 9/10 × 9 = 27/90
  4. Subtract the two like fractions:
    56/90 - 27/90 = 56 - 27/90 = 29/90

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