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Subtract 10/4 from 20/50

1st number: 20/50, 2nd number: 2 2/4

20/50 - 10/4 is -21/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 4 is 100

    Next, find the equivalent fraction of both fractional numbers with denominator 100
  2. For the 1st fraction, since 50 × 2 = 100,
    20/50 = 20 × 2/50 × 2 = 40/100
  3. Likewise, for the 2nd fraction, since 4 × 25 = 100,
    10/4 = 10 × 25/4 × 25 = 250/100
  4. Subtract the two like fractions:
    40/100 - 250/100 = 40 - 250/100 = -210/100
  5. After reducing the fraction, the answer is -21/10

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