Ratios Teacher Resources
Find Ratios educational ideas and activities
Showing 1 - 20 of 5,537 resources
Introduction to the Price-to-Earnings Ratio
Young economists explore the price-to-earnings ratio (and the earning-to-price ratio) as Sal explores the case study from previous videos. He lays out the market capitalization for the company and the price per share, explaining that it is trading at a discount to book value.
15 mins Higher Ed Social Studies & History 3 Views 0 Downloads
Ratio of Boys to Girls
How many boys are in the class? Here is an introductory exercise describing ratios. The commentary shows different ways learners can approach the problem, using a tape diagram of boys to girls and using a table. The activity includes discussion on relating ratios to rates.
5th - 7th Math 66 Views 54 Downloads CCSS: Designed
Introduction to Ratios
Demonstrating the concept of ratios with several simple examples (animals, fruit, girls and boys in class), Sal guides viewers through the process of finding and simplifying ratios. Even those who have a hard time grasping the concept of ratios will have an easier time listening to Sal's easygoing instruction.
14 mins 7th - 9th Math 6 Views 20 Downloads
Banking 8: Reserve Ratios
Addressing the concept of reserve ratios, Sal outlines the necessity and purpose of regulating the reserves within the banking system. He describes how an ideal banking system stays liquid, whereas a chaotic banking system might experience a bank run.
11 mins 9th - Higher Ed Math 3 Views 1 Download
Ratio and Proportion word Problems
Students solve problems with ratios. In this algebra lesson plan, students rewrite word problems using algebraic equations and solve using ratio and proportion. They show their understanding of the problems as they relate to the real world.
9th - 11th Math 24 Views 96 Downloads
Daily Time Ratios
Students track and record how much time they spend on each activity. For this spreadsheet lesson, students apply different functions using Microsoft excel to format cells and calculate the sum of their total time spent each day. They compare their ratio and percent from for the whole week.
7th - 9th Math 6 Views 16 Downloads
Introduce the concept of ratios. Start out by giving small groups of learners an assortment of colored cubes. Have them write a description of the materials that you gave them and then use this as a jumping-off point to talk about ratios and how to write them mathematically.
5th - 7th Math 63 Views 246 Downloads CCSS: Designed
Solve Ratio Problems Using Tables and Addition
Recipes are a great way to connect ratios with real life, because sometimes we just need a bigger batch. Show your middle schoolers how to set up a ratio with the recipe for fruit punch and organize it into a table with this first video in a series.
4 mins 5th - 8th Math 5 Views 1 Download CCSS: Designed
Solve Ratio Problems Using Tables and Multiplication
Ratios are all about relationships and this video shows two different ways to find those patterns. The prior video in the six-part video series sets up the ratio with addition, and this video focuses on the multiplicative reasoning. Show your mathematicians they can find a pattern to go from the original ratio to the larger with multiplication.
5 mins 5th - 8th Math 8 Views 5 Downloads CCSS: Designed
Convert Measurement Units Using Ratio Tables
Converting units are ratios in disguise and can be easy solve. Although this video is the last in a series about different methods to solve ratio problems, it does not have to be used in conjunction with this series. It introduces the classic proportion problem comparing a given ratio to a missing piece, using multiplicative reasoning to solve.
4 mins 5th - 8th Math 6 Views 1 Download CCSS: Designed
Solve Ratio Problems Using Double Number Lines
Organization is the best way to make sure that ratios are set up correctly to be proportional. This video reviews how to solve ratio problems with addition and multiplication, shown in more detail in the prior two videos of this series, and then focuses on setting up the problem into a double number line.
4 mins 5th - 8th Math 7 Views 3 Downloads CCSS: Designed