Understanding Rational Numbers
Identifying and evaluating situations in which opposite quantities combine to make zero and identifying the action to be taken in a situation to make the total zero. Expressing rational numbers in the standard form. Identifying equivalent rational numbers of given numbers. Comparing rational numbers using the concept of equivalent rational numbers.
Mapped to CCSS Section# 7.NS.A.1a
Describe situations in which opposite quantities combine to make 0. For example, a hydrogen atom has 0 charge because its two constituents are oppositely charged.