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Subtract 20/15 from 2/80

1st number: 2/80, 2nd number: 1 5/15

2/80 - 20/15 is -157/120.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 15 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 80 × 3 = 240,
    2/80 = 2 × 3/80 × 3 = 6/240
  3. Likewise, for the 2nd fraction, since 15 × 16 = 240,
    20/15 = 20 × 16/15 × 16 = 320/240
  4. Subtract the two like fractions:
    6/240 - 320/240 = 6 - 320/240 = -314/240
  5. After reducing the fraction, the answer is -157/120

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