Numerical and Algebraic Expressions

Front

What is an algebraic expression?

Back

An expression that contains at least one variable, such as x or y.

Tags

CCSS.6.EE.A.2B

Front

What is the expression for Keith's age if Sheila is y years old?

Back

2y + 4

Tags

CCSS.6.EE.B.6

Front

Back

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

What is the Order of Operations?

Back

A rule that dictates the sequence in which operations should be performed in a mathematical expression.

Tags

CCSS.7.NS.A.3

Front

Evaluate the expression 5(n - 2) + 9 when n = 2.3.

Back

10.5 or 10 1/2.

Tags

CCSS.6.EE.A.2C

Front

What is a term in algebra?

Back

A single mathematical expression that can be a number, variable, or the product of numbers and variables.

Tags

CCSS.6.EE.A.2B

Front

What is a constant in an expression?

Back

A fixed value that does not change, such as 5 or -3.

Tags

CCSS.6.EE.A.2B

Front

What does it mean to simplify an expression?

Back

To reduce it to its simplest form by combining like terms and performing operations.

Tags

CCSS.7.EE.A.1

Front

What is a variable in algebra?

Back

A symbol, often a letter, that represents an unknown value.

Tags

CCSS.6.EE.A.2B

Front

What is the purpose of parentheses in mathematical expressions?

Back

To indicate which operations should be performed first.

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2