Brian McLogan
How to quickly write out the unit circle
👉 Learn about the unit circle. A unit circle is a circle which radius is 1 and is centered at the origin in the cartesian coordinate system. To construct the unit circle we take note of the points where the unit circle intersects the x-...
Curated Video
Division Story Problems: Representing Fractions as Equal Shares
In this video, students are taught how to show fractions as division problems. The teacher explains the importance of understanding the numerator and denominator in a fraction and how they relate to division.
Curated Video
Counting Fractions to Make One Whole
In this video lesson, students will learn how to count fractions to make one whole by understanding the equal parts of a whole and their names. The teacher explains the concept of whole numbers and fractions, and demonstrates how to...
Curated Video
Adding Mixed Numbers Using Fraction Bars
This lesson begins with a review of equivalent fractions and the concept of common denominators. It then demonstrates how to deconstruct mixed numbers into fractional parts and multiply to form equivalent fractions. Finally, the video...
Curated Video
Understanding Ratios and Fractions
In this video, students learn about the similarities and differences between ratios and fractions. They explore how ratios can be written as fractions, but not all ratios are actually fractions.
Brian McLogan
Learn how to write the formula for a sequence of fractions
👉 Learn how to write the rule of a sequence given a sequence of numbers. A sequence is a list of numbers/values exhibiting a defined pattern. A number/value in a sequence is called a term of the sequence. To write the explicit formula of...
Brian McLogan
How to add a fraction to a mixed number with unlike denominators
👉 Learn how to add and subtract mixed numbers. Mixed numbers are numbers with two parts: the whole number part and the fraction part. Mixed numbers are ways to represent improper fractions using proper fractions.To add or subtract mixed...
Curated Video
Exponential Decay: Understanding the Formula and Solving Problems
This is a lesson on exponential decay, which is the opposite of exponential growth. The presenter explains that exponential decay occurs when the growth rate is negative and provides examples of how to calculate the values of a and b in...
Curated Video
Introduction to Writing Fractions with a Numerator of 1
In this video, mathematicians learn how to write fractions with a numerator of 1 by examining shapes that are divided into equal parts. The lesson explains how fractions represent the division of objects into equal segments, such as...
Curated Video
Multiplying Fractions by Fractions Using Area Models
In this video, the teacher explains how to multiply fractions by fractions using area models. They demonstrate the concept by using examples and visuals, making it easier for students to understand.
Curated Video
Describing Fractions of Rectangles Using Unit Fractions
In this video, the teacher explains how to describe fractions of a rectangle by counting unit fractions. They use examples of rectangles partitioned into halves, thirds, and fourths to demonstrate how to count the unit fractions that are...
Curated Video
Adding Fractions with 10s and Hundreds Denominators
Learn how to add fractions with denominators of 10 and 100. Understand the concept of equivalent fractions and how to find common denominators. Through visual models and equations, students will practice adding fractions with these...
Curated Video
Comparing Fractions with Denominators of 10 and 100 Using a Grid Model
This video lesson explains how to determine which fraction is larger when one has a denominator of 10 and the other has a denominator of 100. It uses a grid model to visually compare the fractions and highlights the importance of...
Curated Video
Rewriting Rational Expressions Using Long Division and Remainders
In this video, the teacher explains how to rewrite rational expressions when there is no common factor. They use examples and demonstrate the process of long division to rewrite the expressions. The video emphasizes the importance of...
Brian McLogan
Learn how to subtract a mixed number from a negative mixed number
👉 Learn how to add and subtract mixed numbers. Mixed numbers are numbers with two parts: the whole number part and the fraction part. Mixed numbers are ways to represent improper fractions using proper fractions. To add or subtract mixed...
Brian McLogan
Learn how to add a mixed number to a fraction with unlike denominators
👉 Learn how to add and subtract mixed numbers. Mixed numbers are numbers with two parts: the whole number part and the fraction part. Mixed numbers are ways to represent improper fractions using proper fractions.To add or subtract mixed...
Curated Video
Multiplying Whole Numbers by Fractions Using Area Models
In this video, the teacher explains how to multiply a whole number by a fraction using area models. They demonstrate the concept by using squares divided into fourths and shading a certain number of fourths to represent the...
Curated Video
Subtracting Fractions of a Shape with Like Denominators
In this video, mathematicians will learn how to subtract fractions of a shape with like denominators by labeling shapes broken into equal parts. The teacher explains the concept of fractions and demonstrates how to subtract fractions by...
Curated Video
Adding Fractions with Like Denominators Using an Area Model
Learn how to add fractions with like denominators using an area model. They demonstrate the common mistake of adding numerators and denominators without understanding how to add fractions properly. Through examples and visuals, students...
Curated Video
Converting Improper Fractions to Mixed Numbers
In this lesson, mathematicians will learn how to convert improper fractions into mixed numbers by using the denominator to draw shapes and split them into equal parts. The video demonstrates that both mixed numbers and improper fractions...
Curated Video
Identifying Extraneous Solutions in Rational Equations
In this video, the teacher explains how to check for extraneous solutions in rational equations. They demonstrate the process step by step, emphasizing the importance of isolating x and avoiding 0 as a denominator.
Brian McLogan
An introduction into the law of sines
👉 Learn how to solve for the length of the sides and the measures of the angles of a triangle using the law of sines. The law of sines is used in determining the length of the opposite side to a known angle measure or the measure of the...
Curated Video
Multiplying a Fraction by a Whole Number Using a Grid
In this video, students learn how to multiply a fraction by a whole number using a grid. It emphasizes the concept of a fraction as a division problem and explains how to write a whole number as a fraction.
Curated Video
Reporting the Quotient with Remainders: Rounding Up or Down
In this video, the teacher explains how to report the quotient of a division problem as a whole number when there is a remainder. They use real-life examples, such as going to a baseball game and selling apples, to help students...