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Subtract 70/49 from 20/8

1st number: 2 4/8, 2nd number: 1 21/49

20/8 - 70/49 is 15/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 49 is 392

    Next, find the equivalent fraction of both fractional numbers with denominator 392
  2. For the 1st fraction, since 8 × 49 = 392,
    20/8 = 20 × 49/8 × 49 = 980/392
  3. Likewise, for the 2nd fraction, since 49 × 8 = 392,
    70/49 = 70 × 8/49 × 8 = 560/392
  4. Subtract the two like fractions:
    980/392 - 560/392 = 980 - 560/392 = 420/392
  5. After reducing the fraction, the answer is 15/14
  6. In mixed form: 11/14

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