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Subtract 30/70 from 50/98

50/98 - 30/70 is 4/49.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 70 is 490
  2. For the 1st fraction, since 98 × 5 = 490,
    50/98 = 50 × 5/98 × 5 = 250/490
  3. Likewise, for the 2nd fraction, since 70 × 7 = 490,
    30/70 = 30 × 7/70 × 7 = 210/490
  4. Subtract the two fractions:
    250/490 - 210/490 = 250 - 210/490 = 40/490
  5. After reducing the fraction, the answer is 4/49

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