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Subtract 21/80 from 70/6

1st number: 11 4/6, 2nd number: 21/80

70/6 - 21/80 is 2737/240.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 80 is 240
  2. For the 1st fraction, since 6 × 40 = 240,
    70/6 = 70 × 40/6 × 40 = 2800/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    21/80 = 21 × 3/80 × 3 = 63/240
  4. Subtract the two fractions:
    2800/240 - 63/240 = 2800 - 63/240 = 2737/240
  5. In mixed form: 1197/240

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