Identifying Parts of Expressions & Writing Expressions

Front

What is an expression?

Back

An expression is a combination of numbers, variables, and operators (like +, -, *, /) that represents a value but does not have an equality sign.

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing an equals sign (=).

Front

Write the expression for 'Three times as many drinks on the tray.'

Back

3d

Front

What is the coefficient in the expression 8 + 5x - y?

Back

5

Front

Write the expression for 'The cost of 3 CDs and a $10 DVD.'

Back

3c + 10

Front

What is the product of 4 and p?

Back

4p

Front

Identify the parts of the expression 3x + 4y - 5.

Back

Terms: 3x, 4y, -5; Coefficients: 3 (for x), 4 (for y); Constant: -5.

Front

What does the term 'coefficient' mean?

Back

A coefficient is a numerical factor in a term of an expression, representing how many times the variable is multiplied.

Front

Write the expression for 'The sum of a number t and 6.'

Back

t + 6

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equals sign and represents a value, while an equation states that two expressions are equal.