Module 1, Topic 1, Lessons 1 & 2 Flashcard

Front

What is the Distributive Property?

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 over each addend.

Front

What does it mean to write equivalent expressions?

Back

Writing equivalent expressions means creating different expressions that have the same value. For example, 2(3 + 4) and 2*3 + 2*4 are equivalent.

Front

What is an example of using the Distributive Property?

Back

9 × (30 + 4) = 270 + 36 is an example of using the Distributive Property to rewrite 9 × 34.

Front

What is the main focus of the section 'Taking Apart Numbers and Shapes'?

Back

The section focuses on writing equivalent expressions using the Distributive Property.

Front

How do you verify a product using the Distributive Property?

Back

To verify a product, rewrite one factor as a sum, apply the Distributive Property, and check if the results match the original product.

Front

What is the result of 3 × (20 + 9)?

Back

3 × (20 + 9) = 60 + 27 = 87.

Front

What are factors in mathematics?

Back

Factors are numbers that can be multiplied together to get another number. For example, 2 and 3 are factors of 6.

Front

What is the difference between factors and multiples?

Back

Factors are numbers that divide another number evenly, while multiples are the result of multiplying a number by an integer.

Front

Is the equation 2(6 + 11) = 12 + 22 true or false?

Back

True. Both sides equal 24.

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols. For example, 3x + 5.