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Instructional Video2:39
Curated Video

Using a Real World Ratio | 6.RP.A.3

9th - 12th
In this math video we will be using a real world ratio. We will interpret the given information to write a real world ratio. We will use equivalent ratios to write a proportion. We will use the concept of equivalency to identify the...
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Instructional Video6:28
Curated Video

Solving Ratio Problems with Double Number Lines

K - 5th
This video explains how to solve ratio problems by setting up a double number line. It emphasizes the importance of correctly setting up the number lines and provides examples to illustrate the process. The video also introduces the...
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Instructional Video5:43
Curated Video

Solving Ratio Problems Using Tables

K - 5th
In this video, students will learn how to solve for missing values in a ratio problem by setting up a table. The video explains the concept of equivalent ratios and demonstrates how to use a table to solve a specific problem. It also...
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Instructional Video5:19
Curated Video

Reasoning with Ratios for a Recipe | 6.RP.A.3

9th - 12th
In this math video we will be reasoning with ratios for a recipe. We will be provided with 3 ingredients to a cookie recipe and we will be asked to identify ratios of ingredients where we either double, triple, or possibly halve the...
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Instructional Video8:02
Curated Video

Converting Measurements: Inches & Centimeters | 6.RP.A.3

9th - 12th
In this math video we will be converting measurements: inches to feet and inches to centimeters. We will solve this two part question using conversion ratios to write equivalent ratios, also known as a proportion. We will review how to...
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Instructional Video1:23
Curated Video

Find an Equivalent Rate

9th - 12th
In this short math video we will answer a standardized math test question where we are given a rate and asked to find an equivalent rate. We will first identify what we are being asked to solve. Then, we will identify the rate given in...
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Instructional Video6:06
Curated Video

Solving Ratio Problems Using Multiplicative Reasoning

K - 5th
In this video, the teacher explains how to solve ratio problems using multiplicative reasoning. They provide examples and tips to avoid common mistakes.
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Instructional Video10:25
Curated Video

How to Find & Use Unit Rate | 7.RP.A.1

9th - 12th
In this math video we will solve a four part constructed response question where we discover how to find & use unit rate. We will use equivalent ratios, proportions, Cross Product Property, and write & use an equation to solve each of...
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Instructional Video2:54
Curated Video

Find Unit Rate | 6.RP.A.2

9th - 12th
In this math video we will find unit rate. We will be presented with a real world rate. We will understand the unit rate is per 1. We will write the rate as a ratio. We will write a proportion. We will solve for the missing unit per 1...
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Instructional Video3:44
Brian McLogan

Given the ratio of sides and perimeter of a triangle find the lengths

12th - Higher Ed
👉 Learn how to solve with the ratio of sides and angles of a triangle. Given the ratio of the sides of a triangle and the perimeter of the triangle, we can solve for the actual lengths of the triangle. Similarly, when the ratio of the...
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Instructional Video2:36
Brian McLogan

How to determine if two ratios create a proportion

12th - Higher Ed
👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
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Instructional Video1:24
Brian McLogan

Determining if two ratios create a proportion

12th - Higher Ed
👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
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Instructional Video4:37
Curated Video

Solving Ratio and Percent Problems using Proportions

K - 5th
This video explains how to solve ratio and percent problems using proportions. It provides examples and demonstrates how to set up known ratios and use the multiplicative relationship within a proportion to find the unknown values. The...
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Instructional Video2:01
Brian McLogan

Using proportions to solve a word problem with currency

12th - Higher Ed
👉 In this video, you will learn how to solve a word problem using proportions. To do this we will identify our unknowns as well as our ratio of terms. We will then proceed to set up a proportion and solve it.
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Instructional Video2:38
Curated Video

How to Write a Proportion | 7.RP.A.2

9th - 12th
In this math video we will learn how to write a proportion. We will understand that a proportion represents to equivalent ratios. In the given problem we will compare a given quantity to the cost. We will compare two different quantities...
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Instructional Video11:29
Curated Video

Proportions

9th - 12th
In this video lesson we will learn how to write and solve a proportion. We will use a proportion to determine if two ratios are equal. We will learn that if two ratios form a proportion there is a proportional relationship. We will solve...
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Instructional Video5:35
Curated Video

Solving Fraction Problems with Rational Equations

K - 5th
This video is a lesson on solving fraction problems by writing and solving rational equations. It covers topics such as equivalent rational expressions, factoring quadratic equations, and checking for extraneous solutions.
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Instructional Video1:57
Brian McLogan

What is the similarity of triangles for SSS

12th - Higher Ed
👉 Learn how to solve with similar triangles. Two triangles are said to be similar if the corresponding angles are congruent (equal). Note that two triangles are similar does not imply that the length of the sides are equal but the sides...
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Instructional Video8:30
Math Fortress

Geometry: Collinearity, Betweenness, and Assumptions (Level 4 of 4)

12th - Higher Ed
In this final video we will go over 4 examples that involve angle measurements. We will be making assumptions from diagrams in order to solve these problems.
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Instructional Video1:20
Brian McLogan

Using cross product to verify a proportion

12th - Higher Ed
👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
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Instructional Video3:47
Curated Video

Converting Between Currencies and Finding Exchange Rates

K - 5th
In this lesson, students will learn how to determine the exchange rate between two different currencies and use it to convert amounts. They will solve proportions to find the exchange rate and apply it to calculate the amount of one...
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Instructional Video11:51
Curated Video

Percent Proportion: Finding Parts, Holes, and Percents

9th - 12th
This video lesson will provide instruction on how to write and solve a percent proportion to find percents, parts or wholes. Proportional relationships will be reviewed, explained and connected to percents to solve multistep percent...
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Instructional Video7:53
Curated Video

Proportion Problems

3rd - Higher Ed
"Proportion Problems" shows how to solve for the unknown value in proportions by comparing their equivalent values on number line diagrams.
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Instructional Video11:57
Curated Video

Similar Figures, Angle-Angle Similarity and Indirect Measurement

9th - 12th
In this video lesson, we learn about similar figures and indirect measurement. The teacher explains how to identify similar figures, find missing side lengths using proportional ratios, and use angle-angle similarity to solve problems....