Curated Video
GCSE Secondary Maths Age 13-17 - Number: Fractions, Decimals and Percentages - 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...
Practical Ninjas
How to convert Binary numbers to Decimal, Octal, Hexadecimal | Deciphering binary systems | DE 02
Digital Electronics 02. ----------------------------------- This video explains the conversion of number systems from decimal to binary, octal and hexadecimal systems using various examples. A recap of number conversion from binary to...
Curated Video
Subtracting Rational Numbers
In this video lesson we will learn that we use the same rule for subtracting rational numbers as we did for subtracting integers. We will rewrite the subtraction problem to be an addition problem by adding the opposite value. Fondly...
KnowMo
Introduction to Percentages and Conversions
This is a lecture style video that provides an introduction to percentages. The instructor explains what a percentage is and how it is closely linked to fractions and decimals. They provide real-world examples of how percentages are...
Brian McLogan
Determine the final value for Compound interest problems
Learn about compound interest. We will look at how to determine the final value, initial value, interest rate and years needed. We will investigate problems compounded continuously, daily, weekly, monthly, quarterly and yearly. These...
Brian McLogan
How to determine the value using compound interest
Learn about compound interest. We will look at how to determine the final value, initial value, interest rate and years needed. We will investigate problems compounded continuously, daily, weekly, monthly, quarterly and yearly. These...
Curated Video
Use Metric Conversions to Solve a Real World Problem
In this short math video we will answer a standardized math test question by using metric conversions to solve a multi-step real world problem. We will begin by identifying what the question is asking us to do. We will then draw a...
Curated Video
Understanding the Purpose of Binary Code
Quick whiteboard tutorial showing which explains what the point of binary code in computing is, and why we use it. Can be helpful for students studying GCSE Computer Science.
Brian McLogan
How to cross multiply 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
Solving an equation with multiple decimals
👉 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...
KnowMo
Circumference of Circles Explained with Formulas and Examples
This video provides a lesson on the circumference of circles, explaining the relationship between the diameter and circumference and how to calculate the circumference using the formula π * D or 2π R. The video also includes examples of...
Brian McLogan
Learn to write an angle in decimal degree form
👉 Learn how to convert angles from DMS forms to decimal forms. DMS means Degree, Minutes, and Seconds. Minutes is represented by a single apostrophe (') while seconds is represented with double apostrophe ("). 60 seconds = 1 minute and...
Brian McLogan
How to evaluate an angle in degrees and minutes with a calculator cosine
👉 Learn how to evaluate trigonometric functions using a calculator. To evaluate the trigonometric functions using a calculator, we just punch the necessary buttons on the calculator to obtain the result. While this may seem simple, most...
Brian McLogan
Algebra 2 - Simplifying square roots to prepare for imaginary numbers, root(9), root(20)
In this video tutorial I show you how simplify imaginary numbers to a higher power. When working with imaginary numbers we notice that the value of imaginary numbers repeat after the degree 4. Therefore when we have an imaginary number...
Curated Video
KS2 Primary Maths Age 9-13 - 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...
Curated Video
The Complete Beginners Guide to Arduino - 2021 - Bits and Bytes
Bits and bytes were mentioned in a previous lecture. Bits make up the digits in a binary number. Understanding the basics of the binary number system will help you understand how numbers are stored within the Arduino chip. In this video,...
Curated Video
KS2 Primary Maths Age 9-13 - 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...
Curated Video
C++ for Beginners - Binary Theory
In this lesson, David discusses binary numbers. This clip is from the chapter "Binary Operations" of the series "C++ for Beginners".Binary Theory
Schooling Online
Chemistry Skills: Significant Figures
Using significant figures is as easy as watching Netflix! This lesson will bring back the basics: counting and rounding significant figures. To finish, we’ll explore how significant figures are related to accuracy and how to approach...
Curated Video
How to Write Repeating Decimals as Fractions
This video lesson will introduce the steps of converting a repeating decimal to a fraction algebraically. You will also learn the pattern associated with the number of digits that repeat. Grade 8 Common Core Topics/Standards
IDG TECHtalk
Variable formatting with the fmt package | Smart Go
Learn how to use Go's fmt library to control the formatting of variables, both when just printing to the console and when rendering new strings from other variables within a program.
Brian McLogan
Learn how to simplify a radical
👉 Learn how to find the square root of a number. To find the square root of a number, we identify whether that number which we want to find its square root is a perfect square. This is done by identifying a number which when raised to...
Curated Video
GCSE Secondary Maths Age 13-17 - Ratio, Proportion & Rates of Change: Speed, Density & Pressure - 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...
Curated Video
GCSE Secondary Maths Age 13-17 - Number: Decimals - 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...