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IDG TECHtalk
What is Pi Day?
Every year on March 14, math geeks and others celebrate Pi Day. Here's how the celebration got started and other interesting facts around the holiday that's steadily growing in popularity.
Curated Video
Understanding Part-to-Total Ratios with Diagrams
In this video, the teacher explains the concept of part-to-total ratios using a scenario of people's preferences for a roller coaster. The teacher emphasizes that a ratio is not just a comparison of parts, but can also compare parts to a...
Curated Video
KS2 Primary Maths Age 9-13 - Ratio, Proportion and Algebra: Similar Shapes - 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...
This video...
Curated Video
KS2 Primary Maths Age 13-17 - Ratio, Proportion and Algebra: Percentage Problems - 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...
This video...
Catalyst University
Kinetics: Quenching & Stern-Volmer Plots
Kinetics: Quenching & Stern-Volmer Plots
Professor Dave Explains
Alternating Series, Types of Convergence, and The Ratio Test
An introduction to alternating series, and an overview of the types of convergence and the ratio test.
Brian McLogan
How to determine the slope of a line using slope triangle
👉 Learn how to find the rate of change from graph. The rate of change is the rate at which y-values are changing with respect to the change in x-values. To determine the rate of change from a graph, a right triangle is drawn on the graph...
Curated Video
Visualizing Percents Using 10 by 10 Grids
In this video, students learn how to visualize percents using 10 by 10 grids. The concept of percents is explained, and different ways of expressing a percent are explored. Students also learn how ratios describe patterns and how to...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Similar Shapes - 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...
Curated Video
Solving Multi-Step Problems with Proportions and Equations
In this video, the teacher explains how to find the percent of a quantity using proportions and equations. They provide examples and step-by-step explanations to help students understand and solve multistep percent problems.
Mr. Beat
William McKinley: From Religious Man to Imperialist President
This video is a musical tribute to William McKinley, the 25th President of the United States, who is remembered for his love of the gold standard and his role in the Spanish-American War, which unknowingly sparked the beginning of US...
Let's Tute
Irrational Numbers and Proof That Root Of 2 is Irrational
In this video of Algebra Real Numbers you will learn about Irrational numbers and how to proof that root of 2 is rational
Curated Video
KS2 Primary Maths Age 9-13 - Ratio, Proportion and Algebra: Number Sequences - 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...
This video...
Curated Video
KS2 Primary Maths Age 9-13 - Ratio, Proportion and Algebra: Combinations - 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
KS2 Primary Maths Age 13-17 - Ratio, Proportion and Algebra: Number Sequences - 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...
This video...
Curated Video
Percents to Decimals to Fractions
In this video lesson we will learn the definition of a percent as a part of 100. We will identify the percent represented by a shaded illustration. We will write percents as decimals. We will write decimals as percents. We will...
Curated Video
KS2 Primary Maths Age 13-17 - Ratio, Proportion and Algebra: Formulas and Expressions - 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...
This video...
Curated Video
KS2 Primary Maths Age 9-13 - Ratio, Proportion and Algebra: Formulas and Expressions - 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...
This video...
Math Fortress
Geometry: Collinearity, Betweenness, and Assumptions (Level 3 of 4)
In this video we will go over 3 slightly more challenging examples illustrating how to use the concepts of collinearity and triangle inequality.
msvgo
Applications of Section Formula
It provides solved problems based on collinearity of points, finding the ratio in which a plane/point divides the segment, points of trisection using section formula.
The Backyard Scientist
Hexamine synthesis. Ammonia and formaldehyde.
So i was wrong on my math. 6grams to 4grams is wrong and im stupid. The correct stochiometry would be 68g ammonia with 180g of formaldehyde.
Brian McLogan
Learn how to find 8% of 40
👉 Learn how to solve problems using percents. When solving problems with percents we will either convert the percents to decimal form or use proportions to solve. We will look to solve for the percent of change, the original price,...
Brian McLogan
Algebra 2 - How do you solve proportions two methods 5/b = 3/9
Algebra 2 - How do you solve proportions two methods 5/b = 3/9