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Subtract 70/80 from 40/14

1st number: 2 12/14, 2nd number: 70/80

40/14 - 70/80 is 111/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 80 is 560
  2. For the 1st fraction, since 14 × 40 = 560,
    40/14 = 40 × 40/14 × 40 = 1600/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    70/80 = 70 × 7/80 × 7 = 490/560
  4. Subtract the two fractions:
    1600/560 - 490/560 = 1600 - 490/560 = 1110/560
  5. After reducing the fraction, the answer is 111/56
  6. In mixed form: 155/56

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