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Subtract 63/35 from 40/20

1st number: 2 0/20, 2nd number: 1 28/35

40/20 - 63/35 is 1/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 35 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 20 × 7 = 140,
    40/20 = 40 × 7/20 × 7 = 280/140
  3. Likewise, for the 2nd fraction, since 35 × 4 = 140,
    63/35 = 63 × 4/35 × 4 = 252/140
  4. Subtract the two like fractions:
    280/140 - 252/140 = 280 - 252/140 = 28/140
  5. After reducing the fraction, the answer is 1/5

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