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Subtract 8/98 from 20/45

20/45 - 8/98 is 160/441.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 98 is 4410

    Next, find the equivalent fraction of both fractional numbers with denominator 4410
  2. For the 1st fraction, since 45 × 98 = 4410,
    20/45 = 20 × 98/45 × 98 = 1960/4410
  3. Likewise, for the 2nd fraction, since 98 × 45 = 4410,
    8/98 = 8 × 45/98 × 45 = 360/4410
  4. Subtract the two like fractions:
    1960/4410 - 360/4410 = 1960 - 360/4410 = 1600/4410
  5. After reducing the fraction, the answer is 160/441

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