Translating Expressions (8th graders)

Front

What is the difference between an expression and an equation?

Back

Expressions do not have an equal sign and equations do have an equal sign.

Front

What does the term 'combined' represent in mathematical operations?

Back

Addition.

Front

Translate the expression '5x + 2' into words.

Back

The sum of five times a number x and two.

Front

Translate the phrase '57 more than 3 times Kate's score' into an algebraic expression using g for Kate's score.

Back

3g + 57.

Front

What does the expression 'a number divided by seven, decreased by four' represent?

Back

The quotient of a number and seven, decreased by four.

Front

What is an algebraic expression?

Back

A mathematical phrase that can include numbers, variables, and operation symbols but does not have an equal sign.

Front

What is a variable in mathematics?

Back

A symbol, often a letter, that represents one or more numbers.

Front

What does 'the sum of' indicate in a mathematical expression?

Back

It indicates that you should add the numbers or expressions that follow.

Front

How would you express 'twice a number' in algebraic form?

Back

2x, where x is the number.

Front

What does 'decreased by' mean in a mathematical context?

Back

It indicates subtraction from a number or expression.