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Subtract 81/30 from 16/4

1st number: 4 0/4, 2nd number: 2 21/30

16/4 - 81/30 is 13/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 30 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 4 × 15 = 60,
    16/4 = 16 × 15/4 × 15 = 240/60
  3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
    81/30 = 81 × 2/30 × 2 = 162/60
  4. Subtract the two like fractions:
    240/60 - 162/60 = 240 - 162/60 = 78/60
  5. After reducing the fraction, the answer is 13/10
  6. In mixed form: 13/10

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