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Subtract 4/9 from 28/7

1st number: 4 0/7, 2nd number: 4/9

28/7 - 4/9 is 32/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 9 is 63
  2. For the 1st fraction, since 7 × 9 = 63,
    28/7 = 28 × 9/7 × 9 = 252/63
  3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
    4/9 = 4 × 7/9 × 7 = 28/63
  4. Subtract the two fractions:
    252/63 - 28/63 = 252 - 28/63 = 224/63
  5. After reducing the fraction, the answer is 32/9
  6. In mixed form: 35/9

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