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Subtract 80/14 from 90/9

1st number: 10 0/9, 2nd number: 5 10/14

90/9 - 80/14 is 30/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 14 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 9 × 14 = 126,
    90/9 = 90 × 14/9 × 14 = 1260/126
  3. Likewise, for the 2nd fraction, since 14 × 9 = 126,
    80/14 = 80 × 9/14 × 9 = 720/126
  4. Subtract the two like fractions:
    1260/126 - 720/126 = 1260 - 720/126 = 540/126
  5. After reducing the fraction, the answer is 30/7
  6. In mixed form: 42/7

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