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Subtract 15/54 from 49/8

1st number: 6 1/8, 2nd number: 15/54

49/8 - 15/54 is 421/72.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 54 is 216

    Next, find the equivalent fraction of both fractional numbers with denominator 216
  2. For the 1st fraction, since 8 × 27 = 216,
    49/8 = 49 × 27/8 × 27 = 1323/216
  3. Likewise, for the 2nd fraction, since 54 × 4 = 216,
    15/54 = 15 × 4/54 × 4 = 60/216
  4. Subtract the two like fractions:
    1323/216 - 60/216 = 1323 - 60/216 = 1263/216
  5. After reducing the fraction, the answer is 421/72
  6. In mixed form: 561/72

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