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.
Sophia’s self-paced online courses are a great way to save time and money as you earn credits eligible for transfer to over 2,000 colleges and universities.*
253
Institutions have accepted or given pre-approval for credit transfer.
* The American Council on Education's College Credit Recommendation Service (ACE Credit®) has evaluated and recommended college credit for 21 of Sophia’s online courses. More than 2,000 colleges and universities consider ACE CREDIT recommendations in determining the applicability to their course and degree programs.
Tutorial
Add & Subtract Positive & Negative Numbers with Number Lines
Digtial Citizenship
Designing for the 21 Century Classroom
Flipping Your Classroom
Enhancing Intruction with Technology
Personalized Learning Through Gaming
