Describe situations in which opposite quantities combine to make 0.
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.
Apply properties of operations as strategies to add and subtract rational numbers.
Institutions have accepted or given pre-approval for credit transfer.
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Add & Subtract Positive & Negative Numbers with Number Lines