Primer
Simulating the Evolution of Aggression
Start exploring the evolution of behavior by seeing what happens when creatures can be either nice or mean.
Catalyst University
Thermodynamic Parameters for Mixing (ΔG, ΔS, ΔH, ΔV)
Here I explain the basics thermodynamic parameters for mixing two liquids into a mixture.
Curated Video
Finding the Product of a Fraction and a Mixed Number Using Area Models
In this video, the teacher explains how to find the product of a fraction and a mixed number using area models. They emphasize the importance of converting the mixed number to an improper fraction and demonstrate the process step by step.
Curated Video
Solving Linear Equations with Rational Numbers and Fractions
In this lesson, students will learn how to solve linear equations with rational numbers, focusing on examples involving fractions. They will explore different methods, such as distributing fractions or multiplying both sides by a...
Curated Video
Comparing Fractions with Different Denominators Using Area Models
In this video, a teacher explains that fractions represent values and that both the numerator and denominator must be considered when comparing fractions. Through the use of examples and visual representations, students understand that...
Curated Video
Dividing a Whole Number by a Non-Unit Fraction
In this video, students are taught how to divide a whole number by a non-unit fraction by thinking about equal groups. The video explains the concept of division and provides examples and strategies for solving division problems...
Curated Video
Comparing Fractions with Number Lines to the Benchmark of 1
By using number lines, students can visually see the relative size of fractions and determine if they are equivalent, larger, or smaller than each other. They will understand that fractions with a numerator larger than the denominator...
Math Fortress
Algebra I: Translating Words Into Symbols (Level 1 of 2)
This video shows you how to translate mathematical phrases written in words and translating them into variable expressions. Common phrases involving addition, subtraction, multiplication, and division are covered. In addition, the video...
Flipping Physics
Introduction to Conversions in Physics
The basics of doing conversions, why conversions work, conversions with squares and fractions. Includes several examples.
Curated Video
Comparing Fractions with Different Numerators and Denominators Using Area Models
In this video, we demonstrate how to create area models for different fractions and compares them to the benchmark of 1 to determine their relative sizes. By using this visual method, students can easily understand and compare fractions,...
Curated Video
Adding Mixed Numbers with Unlike Denominators Using Area Models
This video explains how to add mixed numbers with unlike denominators using area models. They review important concepts such as the numerator and denominator of a fraction, the need for a common unit when adding or subtracting, and the...
Curated Video
Estimating Fractions to the Nearest Half Using a Number Line
In this video lesson, students will learn how to estimate fractions to the nearest half by placing them on a number line. By understanding the concept of estimating and identifying the closest round value, students can quickly compute...
Curated Video
Estimating Subtraction of Fractions with Unlike Denominators
This video explains how to estimate the subtraction of fractions with unlike denominators using a benchmark fraction of 1/2. By visualizing what 1/2 looks like and comparing it to the given problem, students can determine whether the...
Curated Video
Naming Ordered Pairs in Exponential Functions
In this lesson, students will learn how to identify an ordered pair belonging to the same exponential function as two given ordered pairs. By understanding that exponential functions grow by equal factors on equal intervals, students can...
Let's Tute
Some Stupid Math Mistakes: Comparing Numbers and Fractions
This video provides tips and tricks for using mathematical symbols to compare quantities. It explains how to deal with decimals, fractions, and how to identify the larger valued fraction.
Curated Video
Comparing Fractions: Using Area Models
In this video, students learn how to compare fractions with different denominators using visual fraction models. We demonstrate the concept by showing visual representations of fractions and comparing their shaded areas. Students are...
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...