
 Understand the concept of a unit rate a/b associated with a ratio a:b with b ≠ 0, and use rate language in the context of a ratio relationship.
 Use ratio and rate reasoning to solve realworld and mathematical problems
 Recognize and represent proportional relationships between quantities
 Apply and extend previous understandings of multiplication and division and of fractions to multiply and divide rational numbers
 Fluently divide multidigit numbers using the standard algorithm
 Fluently add, subtract, multiply and divide multidigit decimals using the standard algorithm for each operation.
 Write and evaluate numerical expressions involving wholenumber exponents.
 Write, read and evaluate expressions in which letters stand for numbers.


