Exploring Chapter 4 Lesson 7 Concepts

What property states that changing the groupings of numbers does not change the product?

• Associative Property

• Identity Property

• Commutative Property

• Distributive Property

What do you notice about the products of green squares?

• They decrease as you move down.

• They are all even numbers.

• They are all prime numbers.

• They form a symmetrical pattern.

Which property explains why numbers in different orders give the same product?

• Associative Property

• Distributive Property

• Identity Property

• Commutative Property

What does the distributive property allow you to do?

• Break down numbers and add the products.

• Group numbers in any way.

• Change the order of factors.

• Multiply any number by one.

What pattern is observed when multiplying even numbers?

• The ones digit is always five.

• The ones digit is always zero.

• The product is always even.

• The product is always odd.

What happens when you multiply an odd number by 5?

• The ones digit is always zero.

• The ones digit is always five.

• The product is always odd.

• The product is always even.

What is the product of two odd numbers?

• Sometimes even, sometimes odd

• Cannot be determined

• Always odd

• Always even

What pattern do you see in the tens column of the multiplication table?

• The ones digit is always zero.

• The ones digit is always five.

• The products are all prime numbers.

• The products decrease as you move down.

What is true about the product of an odd and an even number?

• The product cannot be determined.

• The product is always a prime number.

• The product is always even.

• The product is always odd.

What do you notice about the products in the rows shaded with orange?

• Products alternate between even and odd.

• Products are all prime numbers.

• All products are even.

• All products are odd.