Expressions Review

Front

A letter that represents a number is called a _____

Back

variable

Front

True or false: Addition ALWAYS comes before subtraction.

Back

False

Front

What do you call each part of an expression that is separated by a + or a -?

Back

term

Front

How do you write this in exponent form? 4 * 4 * 4 * 4 * 4 * 4 * 4 * 4

Back

4^8

Front

Evaluate the expression. Let a = 4: 5a + 7a - 8

Back

40

Front

What is a coefficient?

Back

A coefficient is a number that multiplies a variable.

Front

What is a constant in an expression?

Back

A constant is a fixed value that does not change.

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equal sign, while an equation does.

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting variables with numbers.

Front

What is the order of operations?

Back

The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).