Subject
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., reasonableness of measurements)
- including:
- using known facts and benchmarks, partitioning, applying whole number strategies to expressions involving proportional reasoning, financial analysis, and logic
- 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