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Subtract 7/84 from 90/4

1st number: 22 2/4, 2nd number: 7/84

90/4 - 7/84 is 269/12.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 84 is 84
  2. For the 1st fraction, since 4 × 21 = 84,
    90/4 = 90 × 21/4 × 21 = 1890/84
  3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
    7/84 = 7 × 1/84 × 1 = 7/84
  4. Subtract the two fractions:
    1890/84 - 7/84 = 1890 - 7/84 = 1883/84
  5. After reducing the fraction, the answer is 269/12
  6. In mixed form: 225/12

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