Math Chapter 3

describe the array

• 4 rows and 3 columns

• 4 columns and 3 rows

• 3 columns and 3 rows

• 4 columns and 4 rows

Jill is four times as tall as Danny.  Danny is five feet tall. How tall is Jill?

• 5 x 4 = 20
• 20= 4 x 5
• 4 x 5 = 20
• 20 = 5 x 4

When two numbers are multiplied together, the product is the same regardless of the order the numbers are multiplied.

• Commutative Property

• Associative Property

• Distributive Property

• Zero Property

This is a set of objects arranged in rows and columns.

• equal groups

• array

• factor

• multiplication

When multiple groups have the same number of objects.

• array

• multiply

• equal groups

• product

A number that is multiplied by another number to find the product.

• factor

• product

• multiply

• array

When you combine equal groups to find the product.

• array

• factor

• multiply

• product

The answer to a multiplication problem.

• equal groups

• product

• mulitply

• array

The property that says you can multiply two factors in any order.

• Commutative Property

• Identity Property

• Zero Property

The property that says the product of any number and 1 is always the same number.

• Commutative Property

• Identity Property

• Zero Property