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Curated Video
Subtracting Negative Numbers Using Integer Chips
This video explains how to subtract negative numbers using integer chips. It demonstrates the concept of zero pairs and shows how to add and subtract integers with like and different signs.
Curated Video
Adding Integers with Different Signs Using a Number Line
Review the concepts of positive and negative numbers, absolute value, and the direction of movement on the number line. The teacher demonstrates how to add integers with different signs by subtracting their absolute values and taking the...
Curated Video
Solving Non-Right Triangles Using the Law of Sines
In this video, you will learn how to find the missing side lengths of a non-right triangle using the Law of Sines. The Law of Sines relates the angle measures and side lengths of an oblique triangle.
Curated OER
How Do You Figure Out a Template for Factoring a Trinomial?
Given a trinomial to factor, figure out the signs that will be in the resulting binomials. There are three cases for the combination of signs. Check out this video, it will prove to be very helpful to know how to determine the signs...
Sophia Learning
Sophia: Signs: Lesson 2
This lesson introduces the concept of signs as mathematical symbols that express information about a number. It is 2 of 6 in the series titled "Signs."
Sophia Learning
Sophia: Signs: Lesson 4
This lesson introduces the concept of signs as mathematical symbols that express information about a number. It is 4 of 6 in the series titled "Signs."