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Subtract 25/20 from 70/50

1st number: 1 20/50, 2nd number: 1 5/20

70/50 - 25/20 is 3/20.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 100
  2. For the 1st fraction, since 50 × 2 = 100,
    70/50 = 70 × 2/50 × 2 = 140/100
  3. Likewise, for the 2nd fraction, since 20 × 5 = 100,
    25/20 = 25 × 5/20 × 5 = 125/100
  4. Subtract the two like fractions:
    140/100 - 125/100 = 140 - 125/100 = 15/100
  5. After reducing the fraction, the answer is 3/20

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