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Subtract 28/25 from 21/8

1st number: 2 5/8, 2nd number: 1 3/25

21/8 - 28/25 is 301/200.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 25 is 200

    Next, find the equivalent fraction of both fractional numbers with denominator 200
  2. For the 1st fraction, since 8 × 25 = 200,
    21/8 = 21 × 25/8 × 25 = 525/200
  3. Likewise, for the 2nd fraction, since 25 × 8 = 200,
    28/25 = 28 × 8/25 × 8 = 224/200
  4. Subtract the two like fractions:
    525/200 - 224/200 = 525 - 224/200 = 301/200
  5. In mixed form: 1101/200

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