Number Systems

2. All positive and negative numbers including the number 0
5. A type of natural number written in the form as 2k+1 where k ∈ N
6. The word given to a top-heavy fraction
8. The number 8 turned sideways represents what ?
10. A type of natural number written in the form of 2k where k ∈ N
11. the name given to positive whole numbers
13. Types of no.s that cannot be written as a simple fraction i.e have infinite but non repeating decimal representation
15. A number that is only divisible by 1 and itself is called a ..... number

1. The fifth prime number
2. A method of proof to show a proposition is true for all ∈ N
3. In relation to rational no.s what does Q stand for
4. Addition in N is ..... i.e. a+b=b+a
7. A rule or statement that is accepted as true with proof. E.G 1+1=2
9. The number -8 is what kind of number
12. Positive or negative, large or small, whole numbers or decimals are called .... numbers
14. Types of numbers that can be written in fraction form i.e in the form as p/q where p,q ∈ Z and q is not equel to 0