Real math help.
How Do You Add Matrices?
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Adding matrices is easier than you might think! Just find the corresponding positions in each matrix and add the elements in them! This tutorial can show you the entire process step-by-step.
Background Tutorials
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Understand p + q as the number located a distance |q| from p, in the positive or negative direction depending on whether q is positive or negative. Show that a number and its opposite have a sum of 0 (are additive inverses). Interpret sums of rational numbers by describing real-world contexts.
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How Do You Add a Negative Number to a Positive Number?
How do you combine a positive and a negative number? This tutorial shows you how. You even get to see it explained with a number line!
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Further Exploration
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Add, subtract, and multiply matrices of appropriate dimensions.
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How Do You Subtract Matrices?
To subtract matrices, you need to make sure that the matrices have the same dimensions. If they do, match up the corresponding positions in each matrix and subtract away! This tutorial takes you through the steps of subtracting matrices.
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