Illustrative Math Alignment: Grade 7 Unit 1

Scale Drawings

Lesson 4: Scaled Relationships

Use the following Media4Math resources with this Illustrative Math lesson.

Title	Body	Curriculum Nodes
Math Example--Ratios and Rates--Example 23	Math Example--Ratios and Rates--Example 23 Topic Ratios and Rates Description This example focuses on unit conversion, specifically converting the height of columns from inches to feet. The image shows columns, providing a visual context for the mathematical problem. Understanding unit conversions between inches and feet is crucial in many practical applications, including construction, interior design, and everyday measurements. This example demonstrates how to use a conversion factor to change units, illustrating the practical application of division and multiplication in real-world measurement scenarios.	Ratios and Rates
Math Example--Ratios and Rates--Example 24	Math Example--Ratios and Rates--Example 24 Topic Ratios and Rates Description This example explores unit conversion in a sports context, specifically converting a quarterback's pass distance from yards to feet. The image shows a silhouette of a quarterback throwing a football, providing a real-world scenario for the mathematical problem. Understanding unit conversions between yards and feet is crucial in many sports, especially American football. This example demonstrates how to use a conversion factor to change units, illustrating the practical application of multiplication in sports-related measurement scenarios.	Ratios and Rates
Math Example--Ratios and Rates--Example 25	Math Example--Ratios and Rates--Example 25 Topic Ratios and Rates Description This example focuses on unit conversion in a geographic context, specifically converting the distance between San Antonio and Austin from miles to feet. The image shows a map of the route between these two Texas cities, providing a real-world scenario for the mathematical problem. Understanding unit conversions between miles and feet is important in various fields, including geography, transportation, and urban planning. This example demonstrates how to use a conversion factor to change units, illustrating the practical application of multiplication in distance-related measurement scenarios.	Ratios and Rates
Math Example--Ratios and Rates--Example 26	Math Example--Ratios and Rates--Example 26 Topic Ratios and Rates Description This example focuses on time unit conversion, specifically converting hours to minutes in the context of a standardized test duration. The image shows a clock, providing a visual representation of time for the mathematical problem. Understanding time unit conversions is crucial in many aspects of daily life, including scheduling, time management, and test-taking. This example demonstrates how to use a conversion factor to change units, illustrating the practical application of multiplication in time-related scenarios.	Ratios and Rates
Math Example--Ratios and Rates--Example 27	Math Example--Ratios and Rates--Example 27 Topic Ratios and Rates Description This example explores time unit conversion, specifically converting hours and minutes to seconds in the context of baking a pie. The image shows a steaming pie, providing a real-world scenario for the mathematical problem. Understanding time unit conversions, especially when dealing with mixed units, is important in various fields such as cooking, manufacturing, and project management. This example demonstrates how to use conversion factors to change units, illustrating the practical application of multiplication in time-related scenarios.	Ratios and Rates
Math Example--Ratios and Rates--Example 28	Math Example--Ratios and Rates--Example 28 Topic Ratios and Rates Description This example focuses on time unit conversion in a sports context, specifically converting minutes and seconds to seconds for a horse race lap time. The image shows a horse, providing a visual context for the mathematical problem. Understanding time unit conversions is crucial in many sports, especially those involving racing and timed events. This example demonstrates how to use conversion factors to change units and add different time units, illustrating the practical application of multiplication and addition in sports-related time scenarios.	Ratios and Rates
Math Example--Ratios and Rates--Example 29	Math Example--Ratios and Rates--Example 29 Topic Ratios and Rates Description This example explores time unit conversion in an IT context, specifically converting seconds to minutes for user session duration. The image shows a computer tower, providing a real-world scenario for the mathematical problem. Understanding time unit conversions is crucial in many technological fields, especially in IT and user experience analysis. This example demonstrates how to use a conversion factor to change units, illustrating the practical application of division in time-related measurement scenarios. It also introduces the concept of mixed numbers in the result.	Ratios and Rates
Math Example--Ratios and Rates--Example 3	Math Example--Ratios and Rates--Example 3 Topic Ratios and Rates Description This example focuses on ratios using black and green socks. The image displays a collection of socks, and students are tasked with determining the ratio of black socks to green socks. The solution shows that there are 2 pairs of black socks and 6 pairs of green socks, resulting in a ratio of 2 : 6, which simplifies to 1 : 3.	Ratios and Rates
Math Example--Ratios and Rates--Example 30	Math Example--Ratios and Rates--Example 30 Topic Ratios and Rates Description This example focuses on time unit conversion in an IT context, specifically converting seconds to hours for user session duration. The image shows a computer tower, providing a real-world scenario for the mathematical problem.	Ratios and Rates
Math Example--Ratios and Rates--Example 31	Math Example--Ratios and Rates--Example 31 Topic Ratios and Rates Description This example focuses on temperature unit conversion, specifically converting Celsius to Fahrenheit for the boiling point of water. The image shows a beaker of boiling water, providing a visual context for the mathematical problem. Understanding temperature unit conversions is crucial in many scientific fields, including chemistry, physics, and meteorology. This example demonstrates how to use a conversion formula to change units, illustrating the practical application of mathematical equations in real-world temperature scenarios.	Ratios and Rates
Math Example--Ratios and Rates--Example 32	Math Example--Ratios and Rates--Example 32 Topic Ratios and Rates Description This example explores temperature unit conversion, specifically converting Fahrenheit to Celsius for the freezing point of water. The image shows icicles, providing a visual representation of the freezing temperature for the mathematical problem.	Ratios and Rates
Math Example--Ratios and Rates--Example 4	Math Example--Ratios and Rates--Example 4 Topic Ratios and Rates Description This example explores ratios using purple and red socks. The image shows a collection of socks, and students are asked to determine the ratio of purple socks to red socks. The solution reveals that there is 1 pair of purple socks and 4 pairs of red socks, resulting in a ratio of 1 : 4, which is already in its simplest form.	Ratios and Rates
Math Example--Ratios and Rates--Example 5	Math Example--Ratios and Rates--Example 5 Topic Ratios and Rates Description This example focuses on ratios using black and green socks among a variety of colored socks. The image displays pairs of socks in black, green, orange, yellow, blue, and red. Students are asked to determine the ratio of black socks to green socks. The solution shows that there are 2 pairs of black socks and 10 pairs of green socks, resulting in a ratio of 2 : 10, which simplifies to 1 : 5.	Ratios and Rates
Math Example--Ratios and Rates--Example 6	Math Example--Ratios and Rates--Example 6 Topic Ratios and Rates Description This example explores ratios using geometric shapes of different colors. The image displays various shapes in yellow, blue, red, and green. Students are asked to determine the ratio of circular shapes to yellow objects. The solution reveals that there are 2 circular shapes and 1 yellow object, resulting in a ratio of 2 : 1, which is already in its simplest form.	Ratios and Rates
Math Example--Ratios and Rates--Example 7	Math Example--Ratios and Rates--Example 7 Topic Ratios and Rates Description This example focuses on ratios using geometric shapes. The image displays various shapes in yellow, blue, red, and green. Students are asked to determine the ratio of triangles to quadrilaterals. The solution shows that there are 4 triangles and 6 quadrilaterals, resulting in a ratio of 4 : 6, which simplifies to 2 : 3.	Ratios and Rates
Math Example--Ratios and Rates--Example 8	Math Example--Ratios and Rates--Example 8 Topic Ratios and Rates Description This example explores ratios using geometric shapes and colors. The image displays various shapes in yellow, blue, red, and green. Students are asked to determine the ratio of octagons to blue shapes. The solution reveals that there are 2 octagons and 5 blue shapes, resulting in a ratio of 2 : 5, which is already in its simplest form.	Ratios and Rates
Math Example--Ratios and Rates--Example 9	Math Example--Ratios and Rates--Example 9 Topic Ratios and Rates Description This example introduces the concept of ratios in genetics using a Punnett square. The image shows genetic combinations for a flower's color, including RR, Rw, and ww, with corresponding images of red and white flowers. Students are asked to determine the ratio of different gene combinations.	Ratios and Rates
Math in the News: Issue 100--Late Night TV Ratings	Math in the News: Issue 100--Late Night TV Ratings July 2014. In this issue of Math in the News we look at the mathematics of the Nielsen Ratings. This provides an excellent application of ratios, proportions, and percents. This is part of the Math in the News collection. To see the complete collection, click on this link. Note: The download is a PPT file. Related Resources To see resources related to this topic click on the Related Resources tab above.	Data Analysis
Math in the News: Issue 6--The BP Oil Spill, a Year Later	Math in the News: Issue 6--The BP Oil Spill, a Year Later 4/25/11. In this issue we discuss the BP oil spill one year after the spill. In particular we look at how damaging oil spills are to marine life and to oxygen levels in the water. This is part of the Math in the News collection. To see the complete collection, click on this link. Note: The download is a PPT file. Related Resources To see resources related to this topic click on the Related Resources tab above.	Data Analysis
Math in the News: Issue 86--The Rise of the Chinese Yuan	Math in the News: Issue 86--The Rise of the Chinese Yuan January 2014. In this issue of Math in the News we look at the foreign exchange market and the rise of the Chinese Yuan. The Yuan has become a significant player in the foreign exchange market and we look at currency exchange, and how to convert from one currency to another by solving a proportion. This issue provides an excellent opportunity to introduce the mathematics of money on the international market. This is part of the Math in the News collection. To see the complete collection, click on this link. Note: The download is a PPT file. Related Resources To see resources related to this topic click on the Related Resources tab above.	Data Analysis
Math in the News: Issue 96--The California Drought	Math in the News: Issue 96--The California Drought 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. This is part of the Math in the News collection. To see the complete collection, click on this link. Note: The download is a PPT file. Related Resources To see resources related to this topic click on the Related Resources tab above.	Applications of Ratios, Proportions, and Percents and Proportions
Math in the News: Issue 97--The Washington Monument: Repaired	Math in the News: Issue 97--The Washington Monument: Repaired 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. This is part of the Math in the News collection. To see the complete collection, click on this link. Note: The download is a PPT file. Related Resources To see resources related to this topic click on the Related Resources tab above.	Numerical Expressions and Variable Expressions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 01, Level 1	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 01, Level 1 This is part of a collection of math quizzes on the topic of solving one-step equations. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 01, Level 2	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 01, Level 2 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 01, Level 3	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 01, Level 3 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 02, Level 1	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 02, Level 1 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 02, Level 2	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 02, Level 2 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 02, Level 3	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 02, Level 3 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 03, Level 1	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 03, Level 1 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 03, Level 2	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 03, Level 2 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 03, Level 3	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 03, Level 3 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 04, Level 1	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 04, Level 1 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 04, Level 2	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 04, Level 2 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 04, Level 3	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 04, Level 3 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 05, Level 1	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 05, Level 1 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 05, Level 2	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 05, Level 2 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 05, Level 3	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 05, Level 3 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 06, Level 1	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 06, Level 1 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 06, Level 2	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 06, Level 2 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions
Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 06, Level 3	Paper-and-Pencil Quiz: Solving Proportions for a, Quiz 06, Level 3 This is part of a collection of math quizzes on the topic of solving proportions. Some quizzes are interactive and some are in PDF format. To see the complete quiz collection on this topic, click on this link. Note: The download is the PDF version of the quiz (with answer key). Related Resources To see additional resources on this topic, click on the Related Resources tab. Quiz Library To see the complete collection of Quizzes, click on this link. ary">click on this link.	Proportions

Illustrative Math Alignment: Grade 7 Unit 1

Scale Drawings

Lesson 4: Scaled Relationships

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