Week 16 Homework

What is a factor?

• A number that is multiplied by another number to find a product

• The result of a multiplication

• The result of a division

• It means there is no remainder.

What does divisible mean?

• There is a remainder left after a division

• A number that only has two factors.

• It means there is no remainder left after a division.

• A number that is multiplied by another number to give a product.

A prime number is

• a number that doesn't have any factors.

• a number that is divisible by a given number.

• a number that is mutiplied by another number to give a product.

• a number that only has two factors.

Mark all the factors of 80.

• 4

• 3

• 9

• 6

Find ALL the factors of 97.

Find ALL the factors of 65.

Find ALL the factors of 66

Eduardo thinks of a number between 1 and 20 that has exactly 5 factors. What number is he thinking of?

James works in a flower shop. He will put 36 tulips in vases for a wedding. He must use the same number of tulips in each vase. The number of tulips in each vase must be greater than 7 and less than 12. How many tulips could be in each vase? Write the number only.

Which of the following is NOT a common factor of 24,48 and 72?

• 4

• 6

• 48

• 12