Instructional Video4:36
Curated Video

Finding Percent of Change and Final Amount Percentage

K - 5th
In this video, the teacher explains how to find the percent of change and determine the percent the final amount is of the original amount. They demonstrate three different approaches: using diagrams, proportions, and equations.
Instructional Video7:27
Tarver Academy

7-1 How to find Ratio and Proportion - GEOMETRY

12th - Higher Ed
In This Episode, Tyler Teaches Us About How to find Ratio and Proportion - Geometry
Instructional Video5:38
Curated Video

Calculating Percent of a Number Using Proportion Model

K - 5th
In this video, a teacher explains the concept of proportions and how they can be used to find the part of a total. The example of a survey is used to demonstrate how to calculate the number of people who prefer a specific flavor of ice...
Instructional Video5:14
Curated Video

Applying Tax, Tip, and Discount: Using Proportions and Scale Factors

K - 5th
Through a real-life example of a pair of sneakers on sale, this video demonstrates step-by-step how to find the scale factor, calculate the discount, and determine the final cost. The video emphasizes the importance of understanding the...
Instructional Video4:10
Curated Video

Finding the Amount of Change and Final Amount

K - 5th
In this video, the teacher explains how to find the amount of change and the final amount given the original amount and the percent of change using diagrams, proportions, and equations. They emphasize that the percent of increase or...
Instructional Video7:26
Cerebellum

Ratio and Proportion

9th - 12th
This video covers exam strategy, Ratio and Proportion. This is part 5 from the series 'Introduction to the Math Section of the SAT'.
Instructional Video4:37
Curated Video

Solving Ratio and Percent Problems using Proportions

K - 5th
This video explains how to solve ratio and percent problems using proportions. It provides examples and demonstrates how to set up known ratios and use the multiplicative relationship within a proportion to find the unknown values. The...
Instructional Video4:00
Curated Video

Solving Rational Equations Using the Least Common Denominator

K - 5th
In this video, students are taught how to solve rational equations by using the least common denominator. The teacher explains the steps involved in solving proportions and demonstrates how to solve different rational equations. The...
Instructional Video3:30
Amor Sciendi

Architecture and Proportion

12th - Higher Ed
The French Architect Le Corbusier revived traditions of human proportions in architecture in a radically new way.
Instructional Video6:17
Curated Video

Making Estimates About a Population Using Multiple Samples

K - 5th
In this video, the teacher explains how to make estimates about a population with an unknown characteristic by using the mean of multiple samples. The teacher demonstrates the process of setting up a proportion and calculating the mean,...
Instructional Video6:51
Curated Video

Analyzing the Likelihood of a Hypothesis through Sampling Distribution

K - 5th
In this video, the teacher explains how to determine the likelihood that a hypothesis is reasonable by approximating a sampling distribution and analyzing the results. The example used is whether a majority of students in a state are in...
Instructional Video5:37
Curated Video

Solving Percent Problems using Proportions

K - 5th
This video teaches students how to solve problems involving finding a percent of a number using a proportion model. It explains the concept of a proportion and how to find the scale factor. The video also provides an example problem...
Instructional Video5:52
Curated Video

Solve Equations with Non-Numerical Coefficients

K - 5th
Learn how to solve equations with coefficients represented by letters by considering the relationships between formula values. Review the process using various examples, including proportions and formulas for distance, area, and triangle...
Instructional Video5:55
Curated Video

Solving Multistep Ratio and Percent Problems Using Proportions

K - 5th
In this video, the teacher explains how to solve multistep ratio and percent problems using proportions. They use examples of applying coupons and taxes to demonstrate the concept. The teacher also clarifies the misconception that the...
Instructional Video5:23
Curated Video

Calculating Perimeter from Scale Drawings using Ratios and Proportions

K - 5th
This video teaches students how to compute the actual perimeter of a scale drawing by using ratios and proportions. It explains the concept of proportions and demonstrates how to find missing side lengths in similar figures. The video...
Instructional Video5:41
Curated Video

Calculating Actual Distance on a Map Using a Scale

K - 5th
This video students will learn how to calculate the actual distance on a map by using a scale. It explains the concepts of ratios, proportions, and scale factors, and provides examples of how to apply them. The video emphasizes the...
Instructional Video4:00
Curated Video

Estimating T-Shirt Orders for Field Day: Proportional Reasoning

K - 5th
Learn how to use proportional reasoning to estimate the number of t-shirts of each size to order for a field day. Review the concept of random sampling and how it helps in making valid inferences about the entire population. Explore how...
Instructional Video4:50
Curated Video

Calculating Percent of Increase and Decrease Using Proportions

K - 5th
This video provides examples and step-by-step instructions on how to determine the percentage of change by comparing the original amount to the new amount. It also emphasizes the importance of using the correct starting or original...
News Clip2:56
Curated Video

Syria Declares Preliminary Results of Indirect Vote for New Parliament

9th - Higher Ed
New ReviewSyria has announced the preliminary results of its indirect parliamentary elections amid ongoing political challenges.
News Clip2:59
Curated Video

How falling into social media 'rabbit holes' can hurt developing teen minds

9th - Higher Ed
Dr. Rachel Mitchell, a child and youth psychiatrist in Toronto, outlines how teens can quickly get sucked into a rabbit hole of potentially damaging social media content they're unable to cut themselves off from.
News Clip2:58
Curated Video

TS Singh Deo on retrospective taxes and caste survey

Pre-K - Higher Ed
Deputy Chief Minister of Chhattisgarh TS Singh Deo said that if congress returns to power again in Chhattisgarh, they will conduct a caste survey. He also criticised the central government for not releasing the Socio Economic and Caste...
News Clip2:38
Curated Video

Italy migration: Lampedusa Island records rise in migration

9th - Higher Ed
Italian island of Lampedusa has been the first port of entry for migrants and refugees making the perilous journey across the Mediterranean.
News Clip2:09
Curated Video

Number of mostly French-speaking households in Quebec dropping, census data shows

9th - Higher Ed
New census data shows the proportion of predominantly French-speakers in Quebec is falling — proof, says the province, that its French-language bill is necessary. The data also shows the number of French-English bilingual Quebecers is on...
News Clip2:09
Curated Video

New York Times’ Nanaimo Bar sparks patriotic uproar

9th - Higher Ed
A New York Times post of a Nanaimo Bar caused a patriotic uproar from Canadian dessert lovers saying the proportions on the three-layer sweet treat were wrong.