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Subtract 45/50 from 32/20

1st number: 1 12/20, 2nd number: 45/50

32/20 - 45/50 is 7/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 50 is 100

    Next, find the equivalent fraction of both fractional numbers with denominator 100
  2. For the 1st fraction, since 20 × 5 = 100,
    32/20 = 32 × 5/20 × 5 = 160/100
  3. Likewise, for the 2nd fraction, since 50 × 2 = 100,
    45/50 = 45 × 2/50 × 2 = 90/100
  4. Subtract the two like fractions:
    160/100 - 90/100 = 160 - 90/100 = 70/100
  5. After reducing the fraction, the answer is 7/10

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