Grade
Curricular Competency Group
Curricular Competency
Estimate reasonably and demonstrate fluent, flexible, and strategic thinking about number
Elaboration
- be able to defend the reasonableness of an estimated value or a solution to a problem or equation (e.g., estimating the solution for a system of equations from a graph)
- includes:
- using known facts and benchmarks, partitioning, applying whole number strategies to rational numbers and algebraic expressions
- choosing from different ways to think of a number or operation (e.g., Which will be the most strategic or efficient?)
keywords
Estimate reasonably
fluent, flexible, and strategic thinking