Instructional Video6:00
Curated Video

Adding and Subtracting Rational and Irrational Numbers

K - 5th
This video explains how to predict the result of adding and subtracting rational and irrational numbers by looking at general cases algebraically. It covers the definitions of rational and irrational numbers and emphasizes that adding...
Instructional Video5:33
Curated Video

GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Ratios - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Instructional Video4:50
Curated Video

GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Ratios - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Instructional Video6:13
Curated Video

GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Ratio - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Instructional Video3:38
Curated Video

GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Ratios - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
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...
Instructional Video2:56
Curated Video

GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Ratios - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Instructional Video2:35
Brian McLogan

Learn how to solve a proportion by applying cross multiplication

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...
Instructional Video5:06
Curated Video

Finding Missing Sides in Triangles with Parallel Lines

K - 5th
In this video, the teacher explains how to find a missing side of a triangle when it is split by a parallel line. They demonstrate the concept by drawing parallel lines and a transversal, creating corresponding angles.
Instructional Video1:52
Curated Video

GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Ratios - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Instructional Video2:48
Brian McLogan

How do we determine the three trig ratios for a triangle

12th - Higher Ed
👉 Learn all about the trigonometry of right triangles. A right triangle is a triangle that has 90 degrees as one of its angles. The trigonometric identities of right triangles give us the relationship between the angles of a right...
Instructional Video0:56
Brian McLogan

Learning to determine if you have equivalent ratios

12th - Higher Ed
👉 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 Video15:10
Executive Finance

Analyzing the Income Statement: Understanding Net Income and Financial Ratios

Higher Ed
In this video, the teacher explains how to analyze an income statement to understand how net income is generated by an organization and its business model. The lesson covers vertical and horizontal analysis, margins, ratios, and the...
Instructional Video1:31
Brian McLogan

How can you remember the three trigonometric ratios sohcahtoa

12th - Higher Ed
👉 Learn all about the trigonometry of right triangles. A right triangle is a triangle that has 90 degrees as one of its angles. The trigonometric identities of right triangles give us the relationship between the angles of a right...
Instructional Video2:40
Brian McLogan

How to solve a proportion with a variable on both sides

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...
Instructional Video1:19
Curated Video

GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Ratios - Explained

9th - 12th
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
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 Video2:03
Brian McLogan

How to use SSS proportionality to show two triangles are similar

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...
Instructional Video14:14
Mister Simplify

Simplifying Financial Ratio Analysis - Part 2 - Simplest Explanation Ever

12th - Higher Ed
By popular demand, we're looking at more FRA concepts like efficiency ratio, accounts receivable turnover ratio, asset turnover ratio, inventory turnover ratio, coverage ratio, fixed charge coverage ratio, market prospect ratio, dividend...
Instructional Video2:07
Brian McLogan

What is a geometric mean

12th - Higher Ed
Learn about the geometric mean of numbers. The geometric mean of n numbers is the nth root of the product of the numbers. To find the geometric mean of n numbers, we first multiply the numbers and then take the nth root of the product.
Instructional Video3:14
Brian McLogan

How to determine the three trigonometric ratios for a triangle

12th - Higher Ed
👉 Learn all about the trigonometry of right triangles. A right triangle is a triangle that has 90 degrees as one of its angles. The trigonometric identities of right triangles give us the relationship between the angles of a right...
Instructional Video8:24
Brian McLogan

How to find the missing parts of a triangle using law of sines SSA One Triangle

12th - Higher Ed
👉 Learn how to determine if a given SSA triangle has 1, 2 or no possible triangles. Given two adjacent side lengths and an angle opposite one of them (SSA or ASS), then there are 3 possible cases: there can be 1 solution, 2 solutions,...
Instructional Video11:27
Curated Video

Similar Figures

9th - 12th
In this video lesson, we will learn the definition of similar figures. Similar figures are figures that are the same shape but different sizes. Similar figures have corresponding sides that are proportional and corresponding angles that...
Instructional Video5:16
Brian McLogan

How to use the sine function to find the missing side of a triangle

12th - Higher Ed
👉 Learn about the special right triangles. A special right triangle is a right triangle having angles of 30, 60, 90, or 45, 45, 90. Knowledge of the ratio of the length of sides of a special right triangle enables us to solve for any...