Identifying Parts of an Expression

Front

What is a coefficient in an expression?

Back

A coefficient is a numerical factor that multiplies a variable in an expression.

Front

Identify the coefficient in the expression 9m + 3n + 4.

Back

The coefficient is 9.

Front

What is a constant in an expression?

Back

A constant is a fixed value that does not change, represented by a number without a variable.

Front

Identify the constant in the expression 3x + 2y + 7.

Back

The constant is 7.

Front

What is a variable in an expression?

Back

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

Front

Identify the variable in the expression 5a + 2b - 3.

Back

The variables are a and b.

Front

What is a term in an expression?

Back

A term is a single mathematical expression that can be a number, a variable, or a combination of both.

Front

How many terms are in the expression 7y + 3 - 7k - 2?

Back

There are 4 terms.

Front

What is the difference between a term and a coefficient?

Back

A term is a part of an expression, while a coefficient is the numerical factor of a term that contains a variable.

Front

Identify the number of terms in the expression 4x + 5 - 2y + 6z.

Back

There are 4 terms.