7.5 Practice Day 2

In this Practice Day, students practice what they’ve learned so far in this unit, with extra attention on topics from the more recent lessons.

By Desmos Classroom

Learning goals: Learning Goals • Determine the value of a variable that makes an equation true. (Lesson 3) • Explain why the product of two negative numbers is positive. (Lessons 6 and 7) • Represent the product of signed numbers using rate of change, time, and position. (Lesson 7) • Identify different multiplication and division expressions that have the same value. (Lesson 8) • Multiply and divide positive and negative numbers in context. (Lesson 8) • Reason about variable expressions involving adding, subtracting, multiplying, and dividing signed numbers. (Lesson 9) • Add, subtract, multiply, and divide signed integers using a variety of methods (e.g., using a number line diagram, writing an equation). (Lesson 10)