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Subtract 21/90 from 16/3

1st number: 5 1/3, 2nd number: 21/90

16/3 - 21/90 is 51/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 90 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 3 × 30 = 90,
    16/3 = 16 × 30/3 × 30 = 480/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    21/90 = 21 × 1/90 × 1 = 21/90
  4. Subtract the two like fractions:
    480/90 - 21/90 = 480 - 21/90 = 459/90
  5. After reducing the fraction, the answer is 51/10
  6. In mixed form: 51/10

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