Curated Video
KS2 Primary Maths Age 13-17 - Fractions, Decimals and Percentages: Adding and Subtracting Fractions - Explained
SchoolOnline's Primary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 9-13, they cover every key topic and sub topic covered in Maths in clear and easy to follow steps. This video looks at...
NUMBEROCK
Fractions on a Line Plot Song | 4th Grade & 5th Grade
Fraction on a Line Plot Song Grades: 4th Grade - 5th Grade Learn all about using measurement data by comparing the heights to the nearest quarter inch of 4th and 5th graders. Find out how to plot their heights to the nearest quarter inch...
Brian McLogan
What do you need to know to solve a proportion
👉 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...
Brian McLogan
How to rewrite a negative integer to a fraction
👉 Learn how to understand the concept of fractions using parts of a whole. Fractions are parts of a whole and this concept can be illustrated using bars and circles. This concept can also be extended to understand equivalent fractions....
Brian McLogan
Subtracting a rational trigonometric expression from another
👉 Learn how to simplify rational identities involving addition and subtraction. To simplify rational identities involving addition and subtraction, first, we find the LCM of the denominators which most time is the product of the terms in...
Brian McLogan
Write the equation of a line given a slope and a point the line runs through
👉 Learn how to write the equation of a line in a point-slope form. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e. there are no exponents in its variable(s)). There are various forms which we can...
Brian McLogan
How to determine the slope between two points that are fractions
👉 Learn how to find the slope between two points. The slope of a line is the steepness of the line. The horizontal line has a zero slope while the vertical line has an undefined slope. To determine the slope of a line passing through two...
Brian McLogan
Find the slope between two points | 12 examples | Free Math Videos
Find the slope between two points | 12 examples | Free Math Videos
Brian McLogan
How can we determine if a sequence is arithmetic or not
👉 Learn how to write the explicit formula for the nth term of an arithmetic sequence. 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. An arithmetic...
Professor Dave Explains
The Quantum Barrier Potential Part 2: Defining the Transmission and Reflection Coefficients
In the previous tutorial we introduced our second quantum problem, that of the quantum barrier potential. Again, this involves a free particle that encounters a barrier of finite potential. We've already solved the Schrödinger equation...
Curated Video
Multiplying Mixed Numbers with Visual Representations
In this video, the teacher explains how to multiply a mixed number by a mixed number using visual representations. The example used is finding the area of a vegetable garden. The teacher demonstrates how to draw boxes to represent the...
Brian McLogan
Subtracting Functions and finding the domain in interval notation
Subtracting Functions and finding the domain in interval notation
Brian McLogan
How to solve a proportion with a variable on both sides
👉 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...
Brian McLogan
Solving a linear inequality with fractions
👉 Learn how to solve multi-step linear inequalities having no parenthesis. An inequality is a statement in which one value is not equal to the other value. An inequality is linear when the highest exponent in its variable(s) is 1. (i.e....
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Algebra - Advanced - Explained
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...
Brian McLogan
Verifying an identity by multiplying
👉 Learn how to verify trigonometric identities by expanding the trigonometric expressions. When the given trigonometric expressions involve multiplications with more than one term in parenthesis, we start by expanding the expressions...
Brian McLogan
Prove an identity be creating and adding fractions
👉 Learn how to verify trigonometric identities involving the addition and subtraction of terms. To do this it is usually useful to convert the addition or subtraction terms in terms of one trigonometric function and then evaluate....
Brian McLogan
Solve Two Step Equation Worksheet | 22 Examples
👉In this video I will work through 22 different examples of solving two step equations using a worksheet I created for my students. I will use the properties of equality, inverse operations and reverse order of operations to isolate the...
Brian McLogan
Pre-Calculus - Subtracting complex rational numbers with standard form, (2/(1 + i)) - (3/(1 - i))
In this math tutorial I will show you how to add and subtract complex numbers. You will learn the steps in adding rational complex numbers and rational expressions with imaginary. Like polynomials when adding complex numbers we can only...
Curated Video
Using Point-Slope Form to Write the Equation of a Line
In this video, the teacher explains how to write equations of lines in point slope form using a given point and slope or two given points. The video also covers how point slope form relates to slope and how to convert point slope form to...
Brian McLogan
MAJOR mistake when solving linear equations with fractions
👉In this video I show you the major mistakes I see students make when solving linear equations with fractions. This involves using inverse operations and using the LCD/LCM Timestamps: 0:00 Intro 0:23 Simple one step equation ex 1 1:01...
Brian McLogan
Solving a two step equation with fractions on both sides
👉 Learn how to solve two step linear equations. A linear equation is an equation whose highest exponent on its variable(s) is 1. To solve for a variable in a two step linear equation, we first isolate the variable by using inverse...
Brian McLogan
How to add two fractions with same denominator and then simplify the answer
👉 Learn how to add or subtract fractions with common denominators. When adding or subtracting two or more fractions with common denominators, we add or subtract only the numerator while we keep the denominator the same. We will then...
Brian McLogan
Adding complex rational expressions and simplifying the answer
In this video series I will show you how to add and subtract rational expressions. When adding and subtracting fractions it is important for us only to combine terms when they have the same denominator. This holds true for rational...