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Subtract 40/98 from 21/4

1st number: 5 1/4, 2nd number: 40/98

21/4 - 40/98 is 949/196.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 98 is 196
  2. For the 1st fraction, since 4 × 49 = 196,
    21/4 = 21 × 49/4 × 49 = 1029/196
  3. Likewise, for the 2nd fraction, since 98 × 2 = 196,
    40/98 = 40 × 2/98 × 2 = 80/196
  4. Subtract the two fractions:
    1029/196 - 80/196 = 1029 - 80/196 = 949/196
  5. In mixed form: 4165/196

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