B.  Check Up

  1. For the number 10,

    1. state all multiples up to 50.


    2. list all whole number factors.


    3. state the prime factors and explain why they are prime numbers.


  2. The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, and 36. The prime factors of 36 are 2 and 3.

    1. Why is 1 not considered a prime factor?


    2. Why are numbers such as 4, 6, 9, 12, 18, and 36 considered composite factors?


  3. Why is 0 neither prime nor composite?



Click here for the answer.

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