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Subtract 49/40 from 2/3

1st number: 2/3, 2nd number: 1 9/40

2/3 - 49/40 is -67/120.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 40 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 3 × 40 = 120,
    2/3 = 2 × 40/3 × 40 = 80/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    49/40 = 49 × 3/40 × 3 = 147/120
  4. Subtract the two like fractions:
    80/120 - 147/120 = 80 - 147/120 = -67/120

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