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Subtract 30/10 from 10/98

1st number: 10/98, 2nd number: 3 0/10

10/98 - 30/10 is -142/49.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 10 is 490
  2. For the 1st fraction, since 98 × 5 = 490,
    10/98 = 10 × 5/98 × 5 = 50/490
  3. Likewise, for the 2nd fraction, since 10 × 49 = 490,
    30/10 = 30 × 49/10 × 49 = 1470/490
  4. Subtract the two fractions:
    50/490 - 1470/490 = 50 - 1470/490 = -1420/490
  5. After reducing the fraction, the answer is -142/49

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