These are a set of seven-eighteen questions for each standard (at least 40 in all) for Number System 6.NS.5-8. They can be used as short quizzes, quick checks, exit tickets, centers, homework sheet that are all common core aligned.
Questions for Understanding Integers 6.NS.5
Questions for Opposites, Absolute Values 6.NS.6
Questions for Ordering Integers 6.NS.7
Questions for Coordinate Plane and Distance in the Coordinate Plane 6.NS.8