Grade 7, Unit 5: Rational Number Arithmetic

Download PDF of Student Edition
Download PDF of Student Practice Problems

Unit Summary for Parents – PDF File

Lesson Topic

IM Lesson

Khan Academy Support Videos

Khan Academy Online Practice

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

Adding negative numbers example
Adding numbers with different signs

Adding negative numbers


7.5.2 Morgan

Lesson 3 – Changing Elevation

Lesson 3

Adding negative numbers on the number line
Number equations and number lines
Adding fractions with different signs

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

Adding and subtracting negative numbers

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
Adding and subtracting negative fractions
Absolute value to find distance
Adding and subtracting rational numbers
Adding and subtracting negative numbers
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
Negative number word problems: Alaska

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


Onestep equations with negatives (add and subtract)
Onestep 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


