+
Instructional Video5:00
Curated Video

The Golden Ratio: The Divine Proportion in Nature and Art

Pre-K - Higher Ed
Since the time of the ancient Greeks, there was a belief in the divine property of numbers. Some held that number held the secret to aesthetics and the very nature of the universe itself. Let’s learn about the golden ratio.
+
Instructional Video9:45
Curated Video

The Golden Ratio and the Mystery of the Portmahomack Monastary

3rd - Higher Ed
The Portmahomack monastery in Eastern Scotland, attributed to the ancient Picts, showcases an architectural design based on the Golden Ratio, suggesting a sophisticated understanding of mathematics and design by this mysterious ancient...
+
Instructional Video11:07
Bozeman Science

Thinking in Proportion: Level 5 - Proportional Relationships

12th - Higher Ed
In this video Paul Andersen shows conceptual thinking in a mini-lesson on proportional relationships. TERMS Quantities - the amount (or number) of a thing Proportional relationship - relation of one dataset to another dataset Directly -...
+
Instructional Video3:43
Brian McLogan

How to solve a proportion with a variable in the denominator

12th - Higher Ed
πŸ‘‰ Learn how to solve rational equations. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. There are many ways to solve rational expressions, one...
+
Instructional Video0:56
Brian McLogan

Learning to determine if you have equivalent ratios

12th - Higher Ed
πŸ‘‰ Learn all about multiplying and dividing fractions. In this playlist we will explore how to multiply and divide fractions when they are represented as mixed numbers or improper fractions. We will also explore how to simplify our...
+
Instructional Video5:28
Curated Video

Determine the Unit Rate-Cost for ONE | 6.RP.A.2

9th - 12th
In this math video we will determine the unit rate or cost for one. We will begin by understanding that unit rate is the cost for 1. We will write an ratio using the given information. We will write a proportion to determine a second...
+
Instructional Video5:53
Brian McLogan

Finding the missing value for two similar pentagons

12th - Higher Ed
Learn how to solve with similar polygons. Two polygons are said to be similar if the corresponding angles are congruent (equal). When two polygons are similar the corresponding sides are proportional. Knowledge of the length of the sides...
+
Instructional Video2:23
Brian McLogan

How to use the medians of similar triangles to determine the missing length

12th - Higher Ed
πŸ‘‰ 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...
+
Instructional Video4:22
Brian McLogan

Original price percents

12th - Higher Ed
πŸ‘‰ Learn how to solve problems using percents. When solving problems with percents we will either convert the percents to decimal form or use proportions to solve. We will look to solve for the percent of change, the original price,...
+
Instructional Video2:36
Brian McLogan

How to determine if two ratios create a proportion

12th - Higher Ed
πŸ‘‰ 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...
+
Instructional Video2:21
Brian McLogan

Solving a rational equation as a proportion

12th - Higher Ed
πŸ‘‰ 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...
+
Instructional Video1:15
Brian McLogan

What is a proportion

12th - Higher Ed
πŸ‘‰ 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...
+
Instructional Video3:05
Curated Video

Write a Proportion Using Scale | 7.RP.A.2

9th - 12th
In this math video we will write a proportion using scale. We will be presented with a scale of a drawing to an actual dimension of a room. We will use the scale ratio to write and identify a proportion. We will understand that a...
+
Instructional Video1:51
Brian McLogan

Learn to solve a proportion with the variable on the denominator 9/g = 15/11

12th - Higher Ed
πŸ‘‰ 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...
+
Instructional Video1:17
Brian McLogan

How to solve a simple proportion

12th - Higher Ed
πŸ‘‰ 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...
+
Instructional Video2:49
Brian McLogan

How do you solve proportions

12th - Higher Ed
πŸ‘‰ 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...
+
Instructional Video2:53
Brian McLogan

Solving a proportion with x on both sides

12th - Higher Ed
πŸ‘‰ 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...
+
Instructional Video2:38
Brian McLogan

What do you need to know to solve a proportion

12th - Higher Ed
πŸ‘‰ 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...
+
Instructional Video4:22
Brian McLogan

Learn how to solve a proportion in three different ways z/3 = 10/6

12th - Higher Ed
πŸ‘‰ 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...
+
Instructional Video2:49
Brian McLogan

Learning to solve a proportion

12th - Higher Ed
πŸ‘‰ 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...
+
Instructional Video3:00
Brian McLogan

Solving a proportion by cross multiplication and inverse operations

12th - Higher Ed
πŸ‘‰ 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...
+
Instructional Video1:24
Brian McLogan

Learn to solve a proportion in two different ways ex 9, 5/2n = 3

12th - Higher Ed
πŸ‘‰ 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...
+
Instructional Video1:08
Brian McLogan

How to solve a proportion using the cross product

12th - Higher Ed
πŸ‘‰ 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...
+
Instructional Video2:08
Brian McLogan

Learning to solve a proportion with a binomial

12th - Higher Ed
πŸ‘‰ 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...

Other popular searches