GoMath 4th Grade Chapter 3 Vocabulary

The property states that when the order of two factors is changed, the product is the same.

Example: 7 X 8 = 8 X 7

• Commutative Property of Multiplication

• Associative Property of Multiplication

• Distributive Property

• Identity Property of Multiplication

The property that states that you can group factors in different ways and still get the same product.

Example: 6 X (7 X 8) = (6 X 7) X 8

• Associative Property of Multiplication

• Commutative Property of Multiplication

• Distributive Property

• Identity Property of Multiplication

To find an answer that is close to the exact amount.

• estimate

• regroup

• factor

• place value

Numbers that are easy to compute mentally.

• compatible numbers

• estimate

• regroup

• place value

A method of multiplying in which the ones, tens, and hundreds and so on are multiplied separately and then the products are added together.

• partial products

• place value

• factor

• product

The property that states that multiplying a sum by a number is the same as multiplying each addend by the number and then adding the products.

Example: 5 X (3 X 4) = (5 X 3) + (5 X 4)

• Distributive Property

• Commutative Property of Multiplication

• Associative Property of Multiplication

• Identity Property of Multiplication

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

• factor

• estimate

• regroup

• product

The value of a digit in a number, based on the location of the digit.

• place value

• regroup

• estimate

• partial product

To exchange amounts of equal value to rename a number.

Example: 5 + 8 = 13 ones or 1 ten and 3 ones

• regroup

• partial product

• estimate

• compatible numbers

To replace a number with another number that tells about how many or how much.

• round

• estimate

• regroup

• place value