We Distribute, Yet Things Multiply: Practice 2

Practise focused skills from We Distribute, Yet Things Multiply

MathematicsGrade 8Mixed12 questions24 min

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Section A: Core Practice · 6 questionsSection B: Reasoning and Application · 6 questions

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Section A: Core Practice

Build core ideas for this chapter.

Choose the best answer for each question.

Question 1

EasyQuestion

Use distribution to calculate $99\times 47$ . What is the product?

Topic: Algebraic Expansion · Skill: Expand simple algebraic expressions using distributive law

Question 2

EasyQuestion

Expand $4(7x+3)$ .

Topic: Algebraic Expansion · Skill: Expand products of binomials with area models

Question 3

MediumQuestion

Expand $6(2x+5)$ .

Topic: Algebraic Expansion · Skill: Simplify expressions after expansion

Question 4

MediumQuestion

Factorise $14x+21$ by taking out the greatest common factor.

Topic: Common Factors and Reverse Distribution · Skill: Identify common factors in algebraic expressions

Question 5

MediumQuestion

A student expands $5(2x+3)$ as $10x+3$ . What is the mistake?

Topic: Common Factors and Reverse Distribution · Skill: Factorise expressions using reverse distributive law

What this assignment covers

Progressive Grade 8 Math practice for We Distribute, Yet Things Multiply covering Algebraic Expansion, Common Factors and Reverse Distribution, Distributive Law in Arithmetic.

Skills and sections

Expand simple algebraic expressions using distributive law, Expand products of binomials with area models, Simplify expressions after expansion, Identify common factors in algebraic expressions, Factorise expressions using reverse distributive law

Section A: Core Practice: 6 questions
Section B: Reasoning and Application: 6 questions