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Subtract 50/7 from 20/14

1st number: 1 6/14, 2nd number: 7 1/7

20/14 - 50/7 is -40/7.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 7 is 14

    Next, find the equivalent fraction of both fractional numbers with denominator 14
  2. For the 1st fraction, since 14 × 1 = 14,
    20/14 = 20 × 1/14 × 1 = 20/14
  3. Likewise, for the 2nd fraction, since 7 × 2 = 14,
    50/7 = 50 × 2/7 × 2 = 100/14
  4. Subtract the two like fractions:
    20/14 - 100/14 = 20 - 100/14 = -80/14
  5. After reducing the fraction, the answer is -40/7

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