1. a person or thing that obstructs. 2. the act or an instance of obstructing. 3. (Parliamentary Procedure) delay of business, esp in a legislature by means of procedural devices. 4. (General Sporting Terms) sport the act of unfairly impeding an opposing player. 5. the state or condition of being obstructed.
Mixed number. A mixed number is a whole number plus a fraction. Here are a few mixed numbers: 1 1/2 1 1/3 2 1/2 2 2/5 1 4/5 You can convert a mixed number to an improper fraction by finding the number of unit fractions in the whole number and then adding the fractional part of the whole number. This sounds hard, but it really isn't.
A mixed number is in its simplest form when there is a whole number  and the fraction cannot be reduced any further. In order to  accomplish this you need to determine the n â¦ umbers greatest common  factor and divide both the numerator and denominator by this  number.