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 foundations 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. • Work with time and money. • Represent and interpret data.
Geometry •Reason with shapes and their attributes.