20/3 minus 12/5

20/3 − 12/5
=
64 15
Mixed Number: 4 4/15
Decimal: 4.266667
Percentage: 426.67%

Step-by-Step Solution

  1. 1
    Find LCM of denominators
    LCM(3, 5) = 15
  2. 2
    Convert to common denominator
    20/3 = 100/15    12/5 = 36/15
  3. 3
    Subtract numerators
    100 − 36 = 64/15
  4. 4
    Simplify
    64/15 = 64/15

How to Subtract Fractions

Subtracting fractions follows the same process as addition. First find the LCM of the denominators, convert both fractions, then subtract the second numerator from the first. Simplify the answer.

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