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Subtract 7/80 from 70/12

1st number: 5 10/12, 2nd number: 7/80

70/12 - 7/80 is 1379/240.

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,
    70/12 = 70 × 20/12 × 20 = 1400/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    7/80 = 7 × 3/80 × 3 = 21/240
  4. Subtract the two fractions:
    1400/240 - 21/240 = 1400 - 21/240 = 1379/240
  5. In mixed form: 5179/240

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