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GCSE Secondary Maths Age 13-17 - Number: Fractions - 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
Introduction to rationalizing the denominator to simplify a radical expression
👉 Learn how to divide rational expressions with a radical in the denominator. To divide rational expressions with a radical in the denominator, we rationalize the denominator by multiplying both the numerator and denominator by the...
Brian McLogan
Solving a quadratic by completing the square
👉 Learn how to solve quadratic equations by completing the square. When solving a quadratic equation by completing the square, we first take the constant term to the other side of the equation and create a perfect square trinomial with...
Curated Video
Dividing Fractions by Fractions Using a Number Line
Divide a fraction by a fraction using the number line.
Curated Video
Line Plots for Fractions
Make line plots to display measurements in fractions of a unit.
Curated Video
Subtracting Fractions: Separating Parts to Find the Difference
In this video, the teacher explains how to subtract fractions by separating the parts to find the difference. They emphasize the importance of understanding the numerator and denominator and avoiding the common mistake of subtracting...
Curated Video
Measuring Insects (Represent decimals using the number line and equivalent fractions)
A class has to measure the insects they are observing. They find that a worm is six tenths inches long and a centipede is one and four tenths inches long. How can we represent these lengths as decimals?
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Comparison Using Benchmark Fractions
Using “Benchmark” fractions to compare fractions.
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Generating Equivalent Fractions Using Area Models
Generate equivalent fractions using area models and equations.
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Dividing Whole Numbers by Fractions Using a Number Line
Divide a whole number by a fraction using the number line.
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Training for the Race (Multiply a fraction and a whole number using the number line)
Sam is training for a race. He runs laps around the park by his house. The distance around the park is three fourths of a mile. If he ran 5 laps, how far did he run in total?
Brian McLogan
Solving a literal equation using the formula for volume
👉 Learn how to solve literal equations involving formulas. A literal equation is an equation where the unknown values are represented by variables. To solve a literal equation means to make one of the variables the subject of the...
Brian McLogan
Solve an equation for x by clearing fractions with multiple steps
👉 Learn how to solve multi-step equations with variable on both sides of the equation. An equation is a statement stating that two values are equal. A multi-step equation is an equation which can be solved by applying multiple steps of...
Brian McLogan
Solve a two step equation with fractions of different denominators
👉 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...
Curated Video
Algebraic Simplification: Focus on Fractions
The video is a lecture presentation on algebraic simplification, with a focus on fractions. The instructor explains and demonstrates how to add, subtract, multiply, and divide algebraic fractions through various examples. The video...
Brian McLogan
Graph a hyperbola given the foci and length of transverse axis
Graph a hyperbola given the foci and length of transverse axis
Brian McLogan
Subtract rational expressions then find the excluded values
Subtract rational expressions then find the excluded values
Brian McLogan
Given an equation find the vertices, center and foci of hyperbola
Learn how to graph hyperbolas. To graph a hyperbola from the equation, we first express the equation in the standard form, that is in the form: (x - h)^2 / a^2 - (y - k)^2 / b^2 = 1 for horizontal hyperbola or (y - k)^2 / a^2 - (x - h)^2...
Brian McLogan
Evaluate the double angle of tangent given a triangle
👉 Learn how to evaluate the double angle of sine. The value of the sine of double a given angle can be obtained given the value of the sine of the angle. The value of the sine of double a given angle is obtained using the formula sin(2u)...
Brian McLogan
Summary for solving a perfect square trinomial
👉Learn how to solve quadratic equations by factoring. We will focus on factoring special techniques such as the zero product property, difference of two squares, box method and guess and check. Once we have factored the quadratic...
Brian McLogan
Classify a polynomial and determine degree and leading coefficient
👉 Learn how to classify polynomials. A polynomial is an expression of the sums/differences of two or more terms having different interger exponents of the same variable. A polynomial can be classified in two ways: by the number of terms...
Brian McLogan
How to solve a quadratic equation by completing the square when a is not one
👉 Learn how to solve quadratic equations by completing the square. When solving a quadratic equation by completing the square, we first take the constant term to the other side of the equation and create a perfect square trinomial with...
Brian McLogan
Given 3 zeros one a fraction learn how to write the polynomial functions
👉 Learn how to write the equation of a polynomial when given fractional zeros. Recall that a polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers....