Operations and Algebraic Thinking
- Represent and solve problems involving addition and subtraction.
- Add and subtract within 20.
- Work with equal groups of objects to gain foundation for multiplication.
Number and Operations in Base Ten
- Understand place value.
- Use place value understanding and properties of operations to add and subtract.
Measurement and Data
- Measure and estimate lengths in standard units.
- Relate addition and subtraction to length.