CCLS - Math: 6.NS.6.a

Category
The Number System
Sub-Category
Apply And Extend Previous Understandings Of Numbers To The System Of Rational Numbers.
State Standard:
Recognize opposite signs of numbers as indicating locations on opposite sides of 0 on the number line; recognize that the opposite of the opposite of a number is the number itself, e.g., –(–3) = 3, and that 0 is its own opposite.