4th Grade Math Unit 2

An arrangement of objects, symbols, or numbers in rows and columns.

• chart

• array

• graph

• arrow

The number of square units that cover a figure.

• cube

• angle

• perimeter

• area

A unit of area equal to the area of square with one-unit sides.

• square form

• square yard

• square unit

• square meter

One of two or more numbers multiplied to find a product.

• factor

• pair

• group

• formula

The answer to a multiplication problem.

• divisor

• quotient

• prime number

• product

A number close to an exact amount or to find about many or how much.

• expand form

• estimate

• equation

• evaluate

To find the nearest ten, hundred, thousand, or some other place value.

• round

• simplify

• remainder

• expression

A method using rectangle drawings to solve multiplication or division problems.

• shortcut method

• inverse operations

• place value sections method

• algebraic notation method

When you multiply a sum by a number, or multiply each addend by the number and add the products; the result is the same.

• expanded operations

• order of operations

• associative property

• distributive property

The product of the ones, or tens, or hundreds, and so on in multi-digit multiplication.

• partial products

• multiple

• digit by digit

• identify property of multiplication