FACTORS OF A NUMBER

Which is the set of odd numbers?

• 2,4,6,8,10

• 14,16,18,20

• 8,10,12,14,16

• 5,7,9,11,13

Which is the set of even numbers?

• 17,19,21,23,25

• 10,12,14,16,18

• 61,63,65,67

• 3,5,7,9,11

Choose the correct factor of 63.

• 8 x 7

• 9 x 7

• 7 x 7

Choose the correct factor of 30

• 9 x 2

• 4 x 6

• 3 x 10

Choose the correct factor of 75

• 3 x 15

• 5 x 15

• 7 x 15

It is the number that has exactly 2 factors (1 and itself).

• Prime number

• Composite number

It is the number that has more than 2 factors

• Prime number

• Composite number

18 + 1 = 19. 19 is what kind of number?

• Prime number

• Composite number

12 is _______.

• Prime number

• Composite number

100 is __________

• Prime number

• Composite number