1. Make sense of problems and persevere in solving them. 2. Reason abstractly and quantitatively. 3. Represent proportional relationships by equations. 4. Apply properties of operations as strategies to multiply and divide rational numbers. 5. Convert a rational number to a decimal using long division; know that the decimal form of a rational number terminates in 0s or eventually repeats. 6. Solve real-world and mathematical problems involving the four operations with rational numbers.