Common Core State Standard: 6.NS.C.5

Domain: The Number System

Theme: Apply and extend previous understandings of numbers to the system of rational numbers

Standard Description: Understand that positive and negative numbers are used together to describe quantities having opposite directions or values (e.g., temperature above/below zero, elevation above/below sea level, debits/credits, positive/negative electric charge); use positive and negative numbers to represent quantities in real-world contexts, explaining the meaning of 0 in each situation.