Big Ideas Math: Modeling Real Life, Grade 6
BI
Big Ideas Math: Modeling Real Life, Grade 6 View details
3. Prime Factorization
Continue to next subchapter

Exercise 17 Page 19

How can you write 15 as the product of two natural numbers?

1 and 15, 3 and 5

Practice makes perfect
The factors of a number are any natural numbers we can multiply to get that number. Let's write 15 as the product of two numbers in as many ways as possible.
15 Written as a Product of Two Numbers Factors
1 * 15=15 1 and 15
3 * 5=15 3 and 5

We found that 15 has 2 pairs of factors.