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Subtract 20/49 from 5/8

5/8 - 20/49 is 85/392.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 49 is 392
  2. For the 1st fraction, since 8 × 49 = 392,
    5/8 = 5 × 49/8 × 49 = 245/392
  3. Likewise, for the 2nd fraction, since 49 × 8 = 392,
    20/49 = 20 × 8/49 × 8 = 160/392
  4. Subtract the two fractions:
    245/392 - 160/392 = 245 - 160/392 = 85/392

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