Understanding Factor Pairs

What is a factor pair?

• Two numbers that multiply to give a given number

• Two numbers that subtract to give a given number

• Two numbers that divide a given number

• Two numbers that add up to a given number

Which of the following is a factor pair of 16?

• 3 and 5

• 2 and 8

• 7 and 9

• 6 and 10

How many unique factors does the number 16 have?

• 3

• 4

• 5

• 6

Which number, when multiplied by itself, gives 25?

• 5

• 4

• 6

• 7

What are the factor pairs of 25?

• 1 and 24, 5 and 6

• 4 and 6, 5 and 5

• 2 and 12, 3 and 8

• 1 and 25, 5 and 5