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Subtract 80/49 from 40/30

1st number: 1 10/30, 2nd number: 1 31/49

40/30 - 80/49 is -44/147.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 49 is 1470

    Next, find the equivalent fraction of both fractional numbers with denominator 1470
  2. For the 1st fraction, since 30 × 49 = 1470,
    40/30 = 40 × 49/30 × 49 = 1960/1470
  3. Likewise, for the 2nd fraction, since 49 × 30 = 1470,
    80/49 = 80 × 30/49 × 30 = 2400/1470
  4. Subtract the two like fractions:
    1960/1470 - 2400/1470 = 1960 - 2400/1470 = -440/1470
  5. After reducing the fraction, the answer is -44/147

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