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Grade 7, Unit 5: Rational Number Arithmetic

Unit Summary for Parents – PDF File

Lesson Topic

IM Lesson

Class Notes

Homework Help

Lesson 1 – Interpreting Negative Numbers

Lesson 1

Missing numbers on the number line examples

Comparing rational numbers

Missing numbers on the number line

Order rational numbers

Quiz 1

7.5.1 Morgan

Lesson 2 – Changing Temperatures

Lesson 2

7.5.2 Morgan

Lesson 3 – Changing Elevation

Lesson 3

Adding negative numbers on the number line

Number equations and number lines

Signs of sums

Adding negative numbers on the number line

Number equations and number lines

7.5.3 Morgan

Lesson 4 – Money and Debts

Lesson 4

Rational number word problems: checking account

7.5.4 Morgan

Lesson 5 – Representing Subtraction

Lesson 5

Understand subtraction as adding the opposite

Subtracting negative numbers

7.5.5 Morgan

Lesson 6 – Subtracting Rational Numbers

Lesson 6

Interpreting numeric expressions example

Absolute value as distance between numbers

Interpret negative number addition and subtraction expressions

Absolute value to find distance

Addition and subtraction: find the missing value

Equivalent expressions with negative numbers

7.5.6 Morgan

Lesson 7 – Adding and Subtracting to Solve Problems

Lesson 7

Interpreting negative number statements

Interpreting negative number statements

Negative number addition and subtraction: word problems

Quiz 2

7.5.7 Morgan

Lesson 8 – Position, Speed, and Direction

Lesson 8

7.5.8 Morgan

Lesson 9 – Multiplying Rational Numbers

Lesson 9

Why a negative times a negative makes sense

Why a negative times a negative is a positive

Multiply negative numbers

7.5.9 Morgan

Lesson 10 – Multiply!

Lesson 10

Multiplying positive and negative fractions

Multiplying positive and negative fractions

7.5.10 Morgan

Lesson 11 – Dividing Rational Numbers

Lesson 11

Dividing positive and negative numbers

Dividing negative fractions

Dividing negative numbers

Dividing positive and negative fractions

Dividing mixed numbers with negatives

7.5.11 Morgan

Lesson 12 – Negative Rates

Lesson 12

Interpreting multiplication and division of negative numbers

Multiplying and dividing negative number word problems

Quiz 3

7.5.12 Morgan

Lesson 13 – Expressions with Rational Numbers

Lesson 13

Substitution with negative numbers

Ordering expressions

Negative signs in fractions

Expressions with rational numbers

Substitution with negative numbers

Ordering negative number expressions

Negative signs in fractions

Signs of expressions

7.5.13 Morgan

Lesson 14 – Solving Problems with Rational Numbers

Lesson 14

Intro to order of operations

Rational number word problem: cab

Order of operations with negative numbers

Rational number word problems

Quiz 4

7.5.14 Morgan

Lesson 15 – Solving Equations with Rational Numbers

Lesson 15

One-step equations with negatives (add and subtract)

One-step equations with negative (multiply and divide)

Quiz 5

7.5.15 Morgan

Lesson 16 – Representing Contexts with Equations

Lesson 16

7.5.16 Morgan

Lesson 17 – The Stock Market

Lesson 17

7.5.17 Morgan

Unit 5 Review

Khan Academy Unit 5 Practice Test