Illustrative Math Alignment: Grade 7 Unit 9

This is part of a collection of math examples that focus on percents.

November 2014. In this issue of Math in the News we examine the historic landing of a spacecraft on an asteroid in space.

Related Resources

To see resources related to this topic click on the Related Resources tab above.

September 2016. In this issue of Math in the News, we look at back-to-school purchases and the impact that different tax rates have on the total cost.

Related Resources

To see resources related to this topic click on the Related Resources tab above.

December 2022. In this issue of Math in the News we look at box office hits and misses from Disney. The House of Blockbosters every now and then misfires. It's useful to analyze box office data to see what we can learn from the hits and misses. 

Note: The download is a PPT file.

Related Resources

To see resources related to this topic click on the Related Resources tab above.

February 2023. In this issue of Math in the News we look at NFL statistics for the number of concussions. The NFL now tracks concussion, and this is an opportunity to analyze this data and draw conclusions.

Note: The download is a PPT file.

Related Resources

To see resources related to this topic click on the Related Resources tab above.

8/22/11. In this issue we look at the way in which the U.S. government borrows money. This involves an exploration of Treasury bonds and notes.

Related Resources

To see resources related to this topic click on the Related Resources tab above.

4/18/11. In this issue we look at income taxes. We analyze who pays what proportion of income taxes based on income level.

Related Resources

To see resources related to this topic click on the Related Resources tab above.

March 2014. In this issue of Math in the News we look at the impact of a harsh winter on Florida's orange crop. In addition we look at an ongoing problem that orange production has had with a crop infestation. This provides opportunities to apply percent change formulas to real-world data.

Related Resources

To see resources related to this topic click on the Related Resources tab above.

July 2015. This edition of Math in the News focuses on the severe drought currently taking place in California, and how it has impacted the water resources available to the state. In this edition, students will see how to use percentages given to determine actual amounts, and to determine percents out of a whole.

Related Resources

To see resources related to this topic click on the Related Resources tab above.

July 2015. This Math in the News explores the construction of the iconic landmark the Washington Monument and its recent renovations due to the 2011 earthquake. Students will be able to convert dollar values based on inflation and determine the combined expense of the Washington Monument between construction and recent renovations.

Related Resources

To see resources related to this topic click on the Related Resources tab above.

May 2014. In this issue of Math in the News we explore Bitcoin. We look at how it's used for making purchases and how it differs from other currencies. This provides an opportunity to apply the concept of currency exchange.

Related Resources

To see resources related to this topic click on the Related Resources tab above.

What Are Algebra Tiles?

This is the transcript that goes with the video segment entitled Video Tutorial: Integers: Variable Expressions with Integers.

To see the complete collection of video transcriptsy, click on this link.

This is the transcript that goes with the video segment entitled Video Tutorial: Rational Numbers: Variable Expressions with Rational Numbers.

To see the complete collection of video transcriptsy, click on this link.

This is the transcript that goes with the video segment entitled Video Tutorial: Ratios and Proportions: Scale Drawings.

To see the complete collection of video transcriptsy, click on this link.

To see the complete collection of videos in the Video Library, click on this link.

What Are Ratios?

A ratio is the relationship between two or more quantities among a group of items.

Topic

Expressions and Equations

Description

The video explains how to simplify variable expressions like (x + 3) + (x + 1) using algebra tiles. It demonstrates combining like terms and using zero pairs for simplification. Key vocabulary includes simplifying, variable expressions, and zero pairs.

Topic

Integers

Description

This video introduces variable expressions with integers, focusing on simplifying and evaluating expressions. Key concepts include distributive property, combining like terms, and factoring. Vocabulary: variable expression, distribute, like terms. Applications involve calculating areas and volumes using expressions with variables.

Topic

Rational Numbers

Description

The video explores variable expressions involving rational numbers. Examples include finding combined areas of rectangles using algebraic expressions and analyzing the trajectory of a ball using a formula with time as a variable. It demonstrates real-world applications of rational number operations in algebra and physics.

Topic

Ratios

Description

The video explains how proportions are used to create scale drawings, ensuring geometric figures remain proportional. Examples include finding dimensions in similar triangles, scaling architectural models, and solving geometric problems. The concept of proportional relationships is key to accurate scaling.

Topic

Ratios

Description

The video focuses on unit rates, where the denominator equals one. It includes practical examples like finding the cost per pound of bananas or determining hourly wages. Applications extend to conversions and scaling calculations for various real-world tasks.

What Is a Variable?

A variable is a symbol, usually a letter, that can stand for different things.

What Is a Variable?

A variable is a symbol, usually a letter, that can stand for different things.

What Is a Variable?

A variable is a symbol, usually a letter, that can stand for different things.

What Is a Variable?

A variable is a symbol, usually a letter, that can stand for different things.

What Is a Variable?

A variable is a symbol, usually a letter, that can stand for different things.

In this Brief Review, we explore simplifying variable expressions using algebra tiles.

What Is a Variable?

A variable is a symbol, usually a letter, that can stand for different things.

This is part of a collection of math worksheets on the topic of analyzing linear and quadratic expressions to identify specific terms based on a description.

Related Resources

Worksheet Library

This is part of a collection of math worksheets on the topic of analyzing linear and quadratic expressions to identify specific terms based on a description.

Related Resources

Worksheet Library

This is part of a collection of math worksheets on the topic of analyzing linear and quadratic expressions to identify specific terms based on a description.

Related Resources

Worksheet Library

This is part of a collection of math worksheets on the topic of analyzing linear and quadratic expressions to identify specific terms based on a description.

Related Resources

Worksheet Library

This is part of a collection of math worksheets on the topic of analyzing linear and quadratic expressions to identify specific terms based on a description.

Related Resources

Worksheet Library

This is part of a collection of math worksheets on the topic of combining like terms in an expression. Learning how to identify the different variables in word problems can be an important step toward solving equations and finding like terms. First, read the word problem and try to identify each variable represented. Then, write down your expressions including each variable you’ve identified. This will help you visualize what needs to be solved, making it easier to find like terms in each equation.

The next section provides background information on combining like terms.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 01

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 02

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 03

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 04

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 05

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 06

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 07

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 08

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 09

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 10

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 11

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 12

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 13

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 14

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 15

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.

Worksheet: Converting Decimals to Percents Greater Than 100, Set 16

This is part of a collection of math worksheets on the topic of converting decimals.

To see the complete worksheet collection on this topic, click on this link.

Note: The download is a PDF file.

Related Resources

To see additional resources on this topic, click on the Related Resources tab.

Worksheet Library

To see the complete collection of Worksheets, click on this link.