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Subtract 1/10 from 45/20

1st number: 2 5/20, 2nd number: 1/10

45/20 - 1/10 is 43/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 10 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 20 × 1 = 20,
    45/20 = 45 × 1/20 × 1 = 45/20
  3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
    1/10 = 1 × 2/10 × 2 = 2/20
  4. Subtract the two like fractions:
    45/20 - 2/20 = 45 - 2/20 = 43/20
  5. In mixed form: 23/20

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