Unit 6 Review Open Up Resources 6th Grade

Front

What is the Distributive Property of Multiplication?

Back

The Distributive Property states that a(b + c) = ab + ac. It allows you to multiply a number by a sum by distributing the multiplication to each addend.

Front

How do you represent the total amount of money Andrea has after earning $18?

Back

The expression is x + 18, where x is the amount of money she had before mowing.

Front

What is the factored form of the expression 45x - 15?

Back

The correct factored forms are 15(3x - 1) and 5(9x - 3).

Front

What is the total cost to paint a house if Smith House Painting charges $75 for supplies and $50 per hour?

Back

The expression for the total cost is 75 + (50 ∙ x), where x is the number of hours.

Front

What is the result of simplifying the expression 9 + (10 - 2) - 3²?

Back

The result is 8.

Front

What does it mean to factor an expression in mathematics?

Back

Factoring an expression means to break it down into simpler components (factors) that, when multiplied together, give the original expression.

Front

What is the purpose of using parentheses in mathematical expressions?

Back

Parentheses indicate which operations should be performed first in an expression, following the order of operations.

Front

What is the Order of Operations in mathematics?

Back

The Order of Operations is a set of rules that determines the sequence in which calculations are performed: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols, but does not have an equality sign.

Front

What is a variable in mathematics?

Back

A variable is a symbol, often a letter, that represents an unknown value in an expression or equation.