Curated Video
Use multiplication and division to calculate unknown values in ratio problems
Pupil outcome: You can use multiplication and division to calculate unknown values in ratio problems. Key learning points: - Different representations can be used to show the same mathematical structure. - Ratio tables show the...
Curated Video
Solve problems involving ratio
Pupil outcome: You can solve problems involving ratio Key learning points: - Division and multiplication can be used to solve ratio problems. - A table can be used to collect the information needed to solve the problem. - The...
Curated Video
Problem solving with algebraic ratios
Pupil outcome: I can use my knowledge of ratio to solve problems. Key learning points: - It is important to preserve the relationship between the parts of a ratio. - There is a functional relationship between the quantities in a ratio. -...
Curated Video
How to graph Tangent and Cotangent (with asymptotes and zeros)
How do you graph y=tan(x) and y=cot(x)? Why do the graphs look the way they do? How do I know where the asymptotes and zeros are for each graph? This video answers all these questions and derives the graphs for these two periodic trig...
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Learn how to apply Ratios in 3 Mins!
Welcome to our complete high school mathematics tutorial series! Whether you’re a student preparing for exams, a teacher seeking additional resources, or a parent helping your child succeed in math, these videos cover a wide range of...
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Model Sums: Type 2B (PSLE Maths)
In this video, we explore the Type 2B maths model sum. Watch the entire video the get a good understanding of how to solve such questions!
Curated Video
Blood Type Problems
What will be the blood type of the probable progenies of blood type AB and blood type O parents? Let's solve this problem in the scenarios below: What will be the phenotype from a father with heterozygous type A, and a mother with...
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Dihybrod cross Tricks
A dihybrid cross is a breeding experiment between P generation (parental generation) organisms that differ in two traits. The individuals in this type of cross are homozygous for a specific trait. Traits are characteristics that are...
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The Percent Proportion
In this video, Mrs. C breaks down how to use the *percent proportion* to find a *part**, **whole**, or **percent* — using the classic *“is over of equals percent over 100”* shortcut!
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Ratios and Proportions - Math Coach Corner - Test Your Knowledge!
In this video, we’re diving into **ratios and proportions* with four thought-provoking questions. 🔢 *Here’s what we’ll cover:* ✅ Finding the value of a ratio: Is 1/10 the correct value for 1/2:1/5? ✅ Checking for proportional...
Curated Video
Identifying Proportional Relationships
In this video, I’ll show you *two easy methods* to determine whether two ratios (or even a whole table of values) are proportional: ✅ *Simplifying Ratios* – Reduce each ratio and compare! ✅ *Cross Products Property* – Multiply across and...
Curated Video
Rates and Unit Rates
In this video, we’ll break down *rates and unit rates* step by step! You’ll learn how to compare different rates, convert them into unit rates, and even decide when to *divide or multiply* to find the best solution. 📌 *What You’ll...
Curated Video
Ratio Tables - How to Find Missing Values with Patterns & Ratio Values | Math Defined | 7.RP.A.1
In this video,we’re diving deep into **ratio tables**—an essential math skill that will help you solve real-world problems with ease! Whether you're comparing pencils to notebooks, sugar to flour, or even inches to feet, we’ve got you...
Curated Video
Ratios. How to write, interpret and find their value
In thid video, we break down the concept of ratios and how they help us compare two quantities. You'll learn: ✅ *What a ratio is* and how to write it in three different ways (word form, colon, and fraction). ✅ *How to simplify ratios*...
Wonderscape
How to Solve Word Problems
Word problems introduce another level of difficulty to math. In this video, we learn how to look for words in the story that give us clues about how to solve the problem. By recognizing these patterns, you can make sense of math word...
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Relation between Kp and Kc
The relationship between 𝐾𝑝 (equilibrium constant in terms of partial pressure) and 𝐾𝑐 (equilibrium constant in terms of concentration) is expressed as 𝐾𝑝=𝐾𝑐(𝑅𝑇)Δ𝑛 , where 𝑅 is the gas constant, T is temperature in kelvin, and Δ𝑛 is the...
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Pure solid addition - Equilibrium
Explains why adding pure solids does not affect equilibrium in reactions
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Reaction Quotient - Predicting Reaction
Describes the reaction quotient (Q) and its role in predicting whether a reaction will proceed forward or reverse
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Kc values - Calculation
Provides methods for calculating 𝐾 𝑐 K c using experimental data.
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Reactions involving Gases
Discusses equilibrium in gaseous reactions and the role of partial pressures
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Equilibrium Constant Expression
Defines how to derive the equilibrium constant expression for chemical reactions
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Law of Chemical Equilibrium
Explains the mathematical relationship between reactant and product concentrations at equilibrium