HSN-Q.A.1

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- HSN-Q.A.1Use units as a way to understand problems and to guide the solution of multi-step problems; choose and interpret units consistently in formulas; choose and interpret the scale and the origin in graphs and data displays.*
- HSN-Q.A.2Define appropriate quantities for the purpose of descriptive modeling.*
- HSN-Q.A.3Choose a level of accuracy appropriate to limitations on measurement when reporting quantities.*

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## HSN-Q.A.1

## Use units as a way to understand problems and to guide the solution of multi-step problems; choose and interpret units consistently in formulas; choose and interpret the scale and the origin in graphs and data displays.*

78 Lesson(s)

### Irrational (and Other!) Numbers on the Number Line

Algebra I »
Unit: The Number Line Project

Algebra I »
Unit: The Number Line Project

Big Idea:

#### In addition to continuing with their work, students learn one of my favorite closing structures: appreciations!

Standards:

Favorites
(40)

Resources
(20)

### Credit Card Investigation: What is interest? (Day 1 of 4)

12th Grade Math »
Unit: Exponential Functions and Equations

12th Grade Math »
Unit: Exponential Functions and Equations

### The Exercise Plan (Day 1 of 2)

Algebra I »
Unit: Extending Equations

Algebra I »
Unit: Extending Equations

Big Idea:

#### Use linear models to help Jack make an exercise plan that will help him lose one pound each week.

Standards:

Favorites
(12)

Resources
(12)

### The Exercise Plan (Day 2 of 2)

Algebra I »
Unit: Extending Equations

Algebra I »
Unit: Extending Equations

Big Idea:

#### Continue to refine and improve a model exercise plan that will help Jack lose one pound each week.

Standards:

Favorites
(3)

Resources
(12)

### Period and Frequency of a Pendulum

High School Physics »
Unit: Waves and Wave Phenomena

High School Physics »
Unit: Waves and Wave Phenomena

Big Idea:

#### Students use pendulums to observe and collect data on periodic motion.

Standards:

Favorites
(9)

Resources
(21)

Reflections
(1)

### Renovate a Park by Applying Radicals and Formulas

Algebra I »
Unit: Radical Expressions, Equations, and Rational Exponents

Algebra I »
Unit: Radical Expressions, Equations, and Rational Exponents

### What's Your Function?

Algebra I »
Unit: Thinking Like a Mathematician: Modeling with Functions

Algebra I »
Unit: Thinking Like a Mathematician: Modeling with Functions

Big Idea:

#### Students create their own functions to model a situation relevant to their lives in this paired collaborative performance task!

Standards:

Favorites
(11)

Resources
(18)

Reflections
(2)

### Are x and y Directly or Inversely Proportional? (Day 2 of 2)

Algebra I »
Unit: Linear Functions

Algebra I »
Unit: Linear Functions

Big Idea:

#### Frayer Models helps students sort through the information necessary to identify different representations of Direct and Inverse Variation.

Standards:

Favorites
(2)

Resources
(13)

### Free Fall on Planet Newtonia

High School Physics »
Unit: Uniform Acceleration Motion

High School Physics »
Unit: Uniform Acceleration Motion

Big Idea:

#### Students find the accelerations due to gravity for different planets.

Standards:

Resources
(13)

Reflections
(1)

### Maximizing Profit: An Introduction to Linear Programming

Algebra I »
Unit: Systems of Equations and Inequalities

Algebra I »
Unit: Systems of Equations and Inequalities

Big Idea:

#### Now for the important question: How can we make the most money? After graphing a feasible region, students plot profit lines and learn the basics of linear programming.

Standards:

Favorites
(3)

Resources
(12)

Reflections
(1)

### SUPPLEMENT: Linear Programming Application Day 1 of 2

Algebra I »
Unit: Systems of Equations and Inequalities

Algebra I »
Unit: Systems of Equations and Inequalities

Big Idea:

#### This lesson gives students the opportunity to synthesize what they have learned before they begin to create their own linear programming problems.

Standards:

Favorites
(2)

Resources
(17)

Reflections
(2)

### Fitness Center Question

Algebra I »
Unit: Systems of Equations

Algebra I »
Unit: Systems of Equations

Big Idea:

#### This lesson is great because it allows student to design equations based on given information but most importantly it allows them to analyze the finished graph. Students are able to build and pull meaning from their work and use the mathematics to help th

Standards:

Favorites
(7)

Resources
(12)

Reflections
(1)

### Credit Cards Investigation: How is interest really calculated? (Day 3 of 4)

12th Grade Math »
Unit: Exponential Functions and Equations

12th Grade Math »
Unit: Exponential Functions and Equations

### Formative Assessment: Modeling Population Growth (A Math Assessment Project Classroom Challenge)

Algebra I »
Unit: Exponential Functions

Algebra I »
Unit: Exponential Functions

Big Idea:

#### Students model an expanding kitten population with functions!

Standards:

Favorites
(1)

Resources
(43)

Reflections
(3)

### Credit Card Investigation: What is interest? (Day 2 of 4)

12th Grade Math »
Unit: Exponential Functions and Equations

12th Grade Math »
Unit: Exponential Functions and Equations

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