Friday

November 21, 2014

November 21, 2014

Posted by **daniel** on Thursday, August 29, 2013 at 9:02pm.

explain what is wrong with the reasoning number 5 is a composite number because it has the factors 2 and 2.5

i know its a prime number but i cant explain the answer to the question above.

- 5th grade math help -
**Ms. Sue**, Thursday, August 29, 2013 at 9:06pmA Prime Number can be divided evenly only by 1, or itself.

And**it must be a whole number**greater than 1.

http://www.mathsisfun.com/definitions/prime-number.html

- Ms Sue -
**daniel**, Thursday, August 29, 2013 at 9:08pmwhy is it not a composite number

- 5th grade math help -
**Ms. Sue**, Thursday, August 29, 2013 at 9:13pmIt's not a composite number because it's a prime number.

Study this site.

http://www.mathsisfun.com/definitions/composite-number.html

**Answer this Question**

**Related Questions**

math - Cruz and his friend, Penny need to determine what numbers are prime and ...

math last one help - sally drew a factor tree of a composite number and ended up...

Math - An odd number is less than 160 and has exactly three defferent prime ...

5th grade Math - If a number has an odd number of factors, why can the number ...

5th grade math - Which pattern can describe the numbers 2,4,10,28, and so on? A...

5th grade - my four factors add up to 48. I am a number between30 and 40. What ...

Math 5th grade - Can you help me solve the problem? Use number bank to solve. ...

5th grade - explain how you know that 5.5 is to the right of 5 1/4 on the number...

Math - Which group names all the whole number factors of a composite number? A) ...

Math - Use division of find the factors of each number. Then write if the number...