Unit 3 Review 6th grade -----------Semester 1

Front

What is a coefficient?

Back

A coefficient is a number that is multiplied with a variable.

Front

What is a variable?

Back

A variable is a letter that stands for an unknown number.

Front

What does 4 squared mean?

Back

4 squared means 4 raised to the power of 2, or 4^2.

Front

Back

18

Front

Back

32

Front

What is an exponent?

Back

An exponent indicates how many times a number (the base) is multiplied by itself.

Front

What is a term in mathematics?

Back

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

Front

What is the difference between a constant and a variable?

Back

A constant is a fixed value, while a variable can change and represent different values.

Front

What is the order of operations in mathematics?

Back

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

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form by combining like terms and performing operations.