NUMBEROCK
Integers
Erika discovers integers in the most fun real life situations - watch her as she snorkels by primordial creatures, borrows some money to buy a ticket to go skydiving, and put's on her coat in sub-zero temperatures for a snowball fight!...
Curated Video
Understanding Discrete and Continuous Graphs
In this video, the teacher explains the concept of connecting points on a graph. The lesson explores the difference between discrete and continuous values in equations and how they are represented on a graph. By using real-life examples,...
Curated Video
Adding Positive and Negative Integers Using a Number Line
This video explains the concept of integers and demonstrates how to graph the addition problems on a number line. Students also learn to consider the absolute value of the addends to determine whether the answer should be positive or...
Lesson Planet
EdTech Tuesday: AnimalWatch
Kids love animals, so encourage them to explore matches with animal-themed math. Jennifer and Rich present the app's features, spending particular time on how to use it and apply it to your classroom needs.
Scholastic
Study Jams! Integers
Stay positive, teaching about integers just got a little easier! Explain how positive and negative numbers are opposites using number lines and real-world examples. The included assessment provides an excellent opportunity to check for...
Khan Academy
Challenge Example: Sum of Integers, Linear Equations, Algebra I
The sum of three consecutive odd integers is 231. What is the largest integer? See how to unpack this word problem, set up an equation, and solve for the variable.
Khan Academy
SAT Prep: Test 8 Section 5 Part 2
Sal again makes the SAT look effortless, and yet students will follow his mathematical processes with ease. Problems range in difficulty, from basic algebra equations to more complicated geometric figures.
Khan Academy
SAT Prep: Test 8 Section 5 Part 3
Have a blast with Sal as he solves these SAT practice questions! He enjoys himself with visualization and combination problems, showing not only how to solve the problems but to see math as a riddle rather than a threat.
Khan Academy
SAT Prep: Test 7 Section 8 Part 3
After finishing problem 10 about congruent angles inside a polygon, Sal goes on to solve additional problems involving reciprocals, odd integers, and slopes. Those who have a difficult time moving efficiently through different skill sets...
Khan Academy
SAT Prep: Test 6 Section 7 Part 1
Another SAT practice test from The Official SAT Study Guide is the focus of this video, which starts out with simple problems involving integers, factoring, perimeters, and percentages. Students will appreciate the relative ease with...
Khan Academy
SAT Prep: Test 2 Section 9 Part 2
Assisting students with test-taking strategies, especially easier ways to solve multiple choice problems, Sal solves problems 6-9 on page 488 of The Official SAT Study Guide. Skills such as adding angles and solving for integers are the...
TED-Ed
Game Theory Challenge: Can You Predict Human Behavior?
Game theorists will love the challenge proposed in this video. Every player has the same information (common knowledge) and must guess the closest whole number that represents 2/3 of the average of all numbers other players guessed.
Art of Problem Solving
Subtraction Problems
Subtraction does not work with the commutative property ... or does it? Confronted with a difficult problem, the narrator realizes that by writing the subtractions as adding a negative, he can rearrange the problem. Pupils learn that as...
Art of Problem Solving
Subtraction with Negatives Part 2
Dive deeper into subtraction. The presenter shows two more ways to use the definition of subtraction to solve subtraction problems. Using the distributive and commutative properties, pupils learn how to solve problems such as subtracting...
Art of Problem Solving
Subtraction with Negatives Part 1
What is the definition of subtraction when dealing with negatives? The short video provides the definition of subtraction. Scholars observe as the presenter applies the definition to examples with negative numbers.
Corbett Maths
Limits of Accuracy – Solving Problems
Rounding has a significant impact on future calculations. Help your learners realize this significance with a thorough video lesson. Using multiple examples, the instructor calculates the upper bound and lower bound of several...
Mathispower4u
Order of Operations with Integers: a(b-(-c))+d
Breaking down the order of operations doesn't get any easier than this! Young mathematicians watch a YouTube video that explains
how to evaluate a numerical expression using the order of operations.
The expression involves integers and...
Mathispower4u
Subtracting Integers
If you already know how to add integers, you're only one step away from knowing how to subtract. Scholars learn to subtract integers using multiple methods. First, the brief YouTube video describes how to subtract integers by adding the...
Mathispower4u
Identifying Sets of Real Numbers
Some numbers just want to be whole. Viewers of a short YouTube video learn how to classify real numbers as rational/irrational numbers, integers, whole numbers, and natural numbers. They see how graphic organizers can help visualize...
MinutePhysics
How to Count Infinity
To infinity, and beyond — but really, just between 0 and 1! Using illustrated examples, the narrator shows how all the infinity you could ever hope to find exists between the counting numbers 0 and 1.
Krista King Math
Signed Numbers, Multiplication
Explore patterns in multiplying with positive and negative numbers. Viewers learn the rules for multiplying two signed numbers and then watch as these rules are extended to multiplying with more than two numbers.
Krista King Math
Prime and Composite Numbers
Create an understanding of prime numbers with the class after watching a video that examines different numbers and recognizes prime numbers as being those that do not have other factors than one and itself. The narrator then...
Krista King Math
Absolute Value
Investigate with your classes the meaning of absolute value. Here, the instructor explains the definition of absolute value and uses the definition to evaluate different expressions. The expressions include simplifying within the...
Krista King Math
Signed Numbers, Division
Teach dividing with both positive and negative integers by utilizing the video lesson. The instructor gives tricks for recognizing when the quotient will be positive and negative. She works out several examples of different combinations...