Curated Video
Estimating Length: Comparing Objects to Make Educated Guesses
In this video, the teacher explains the concept of estimation and how to estimate the length of an object by comparing it to other objects. The teacher provides examples using body parts as reference points for estimation, and also...
Curated Video
Sketching Angles Using a Protractor
This video explains how to sketch angles using a protractor. It provides step-by-step instructions on aligning the protractor, marking the desired angle, and connecting the rays to create the angle. The lesson emphasizes the importance...
Professor Dave Explains
Large Whole Numbers: Place Values and Estimating
An overview of the way we count.
Curated Video
Estimating and Assessing the Reasonableness of Multiplying Fractions
In this video, students learn how to assess the reasonableness of their answers when multiplying fractions by estimating. They are taught to determine which whole number a fraction is closest to on a number line, and then use that whole...
Catalyst University
Calculating Heart Rate [HR] from an Electrokardiogram [EKG] (2)
In this video, I demonstrate how to estimate a patient's heart rate from their electrocardiogram [EKG] using 2 example problems.
Catalyst University
Calculating Heart Rate [HR] from an Electrokardiogram [EKG]
In this video, I demonstrate how to estimate a patient's heart rate from their electrocardiogram [EKG] using 2 example problems.
Weatherthings
Weather Things: Hurricane Data
For their size and impact, hurricanes are often called the greatest storms on Earth. They expend a tremendous amount of energy through the water cycle, and through wind, to maintain the balance of the atmosphere. Known by different names...
Professor Dave Explains
Measurement and Significant Figures
When we take a measurement or make a calculation, how many digits do we use? There's rules, friend! You must obey the sig figs. Don't worry, learn all about them in this clip, and you'll be the coolest kid on the block.
Curated Video
Estimating Addition and Subtraction of Decimals Using Smart Rounding
In this video, students learn how to use smart rounding to estimate the addition and subtraction of decimals without performing the actual calculation. They learn how to round numbers to familiar or easy-to-work-with values and provide...
Curated Video
Estimating Square Roots by Comparing to Perfect Squares
In this video, students learn how to estimate the value of square roots by comparing them to perfect squares. The teacher explains the concept of irrational numbers and demonstrates the process of finding two perfect squares on either...
Curated Video
Word Problems with Unlike Mixed Number Fractions
In this video, the teacher explains how to solve story problems involving subtraction of unlike mixed number fractions using number lines. The students are guided through the steps of understanding the problem, estimating the solution,...
Curated Video
Subtracting Decimals Using the Standard Algorithm
In this video lesson, students will learn how to subtract decimals using the standard algorithm. The teacher explains the importance of place value and estimation when subtracting decimals. The step-by-step process of lining up the...
Curated Video
Multiplying Decimals Using the Standard Algorithm
In this video, students will learn how to multiply decimals using the standard algorithm. The teacher explains the steps involved in multiplying decimals, including estimating the product, stacking the numbers vertically, and inserting...
Curated Video
Rounding to the Nearest 10 or 100 in Real World Situations
In this video, the teacher explains how to use rounding in real-world situations. Using examples such as estimating the number of students in a class, days until a birthday, fish in an aquarium, and pencils in a box, the teacher...
Curated Video
Making Estimates About a Population Using Multiple Samples
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,...
Curated Video
Measuring with Foot and Yard Length Units
In this video, students learn how to measure using foot and yard length units. They are taught the difference between inches, feet, and yards, and how to estimate and make exact measurements. The video also introduces different tools for...
Curated Video
Solving Story Problems with Unlike Mixed Number Fractions Using Area Models
In this video, the teacher explains how to solve story problems involving subtraction of unlike mixed number fractions using area models. The teacher emphasizes the importance of understanding the problem and devising a plan before...
Curated Video
Adding Decimals Using the Standard Algorithm
This video explains how to add decimals using the standard algorithm. Review important concepts such as place value, estimation, and the alignment of decimal points when adding decimals. Through examples and step-by-step instructions,...
Curated Video
Multiplying Decimals and Whole Numbers: Using an Area Model
In this video, the teacher explains how to multiply decimals and whole numbers using an area model. They demonstrate how to represent numbers using base 10 blocks and explain the importance of considering the decimal when multiplying.
Curated Video
Estimating Fraction Sums and Differences with Benchmark Fractions
In this video, students learn how to use benchmark fractions to estimate the sums and differences of fractions in story problems. The teacher explains the concept of benchmark fractions using the dollar and number line representations.
Curated Video
Dividing Using an Area Model
In this video, the teacher demonstrates how to divide using an area model. The students are shown how to break down division problems into smaller parts and use multiplication to find the solution. The teacher emphasizes the use of...
Curated Video
Estimating T-Shirt Orders for Field Day: Proportional Reasoning
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...
Curated Video
Federal Worker Layoffs Begin Amid Shutdown
New ReviewThe government shutdown has entered its third week, and the White House has begun mass layoffs of federal workers in an effort to pressure democrats to end the stalemate.
Curated Video
Israel targets Gaza medics as hospitals left barely functioning
New ReviewIn Gaza, being a first responder or medic is a death sentence, as they are frequently targeted by Israeli forces.