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Subtract 8/80 from 20/12

1st number: 1 8/12, 2nd number: 8/80

20/12 - 8/80 is 47/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 80 is 240
  2. For the 1st fraction, since 12 × 20 = 240,
    20/12 = 20 × 20/12 × 20 = 400/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    8/80 = 8 × 3/80 × 3 = 24/240
  4. Subtract the two fractions:
    400/240 - 24/240 = 400 - 24/240 = 376/240
  5. After reducing the fraction, the answer is 47/30
  6. In mixed form: 117/30

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