2.MATH.1.C
Select tools, including real objects, manipulatives, paper and pencil, and technology as appropriate, and techniques, including mental math, estimation, and number sense as appropriate, to solve problems.
Grade 2 · Texas Essential Knowledge and Skills (TEKS) · TEKS 2012
Standard Unwrapping
AI-generated as a starting point — sign in to edit.Vocabulary
toolsreal objectsmanipulativespaper and penciltechnologytechniquesmental mathestimationnumber senseproblems
Skills
- select tools (real objects, manipulatives, paper and pencil, technology) for solving problems #dok2
- select techniques (mental math, estimation, number sense) as appropriate to solve problems #dok2
- solve problems using selected tools and techniques #dok2
- justify choice of tools and techniques for a given problem #dok3
Learning Targets
- I can identify different tools and techniques used for solving math problems. #dok1
- I can select appropriate tools and techniques to solve a given problem. #dok2
- I can explain why I chose certain tools or techniques for solving a problem. #dok3
- I can solve math problems using different tools and techniques. #dok2
- I can justify my choice of tools or techniques with examples. #dok3
Big Ideas
- Choosing the right tools and techniques helps solve mathematical problems more effectively.
- Different math problems may require using different tools or ways of thinking to find solutions.
Essential Questions
- What tools and techniques can I use to solve a math problem?
- How do I decide which tool or technique is best for a specific problem?
- Why is it important to use different tools or techniques when solving problems?
- How can I explain the way I solved a problem using a specific tool or technique?
- What happens when I try different tools or techniques for the same math problem?