Unit 4 Expressions 6th Grade Math

Front

What is the value of 2 raised to the power of 4?

Back

16

Front

What is the result of (3 + 4)² - (4 × 2)?

Back

41

Front

Is the expression 3x + 12 equivalent to 3(x + 3) + 3?

Back

Yes

Front

What is the term for a letter that represents an unknown number in an algebraic expression?

Back

Variable

Front

How do you evaluate the expression m² + 12q + 3 when m = 5 and q = 3?

Back

64

Front

What is an expression in mathematics?

Back

A combination of numbers, variables, and operators (like +, -, ×, ÷) that represents a value.

Front

What does it mean for two expressions to be equivalent?

Back

It means they have the same value for all values of the variables involved.

Front

What is the order of operations used to evaluate expressions?

Back

Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right) - often abbreviated as PEMDAS.

Front

What is the square of a number?

Back

The result of multiplying the number by itself.

Front

How do you simplify the expression 3(x + 3) + 3?

Back

By distributing, it becomes 3x + 9 + 3, which simplifies to 3x + 12.