CALIFORNIA STATE STANDARDS

FIRST GRADE

MATHEMATICS

Operations and Algebraic Thinking

1. Represents and solves addition and subtraction problems to 20

2. Understands the relationship between addition and subtraction

3. Uses the commutative and associative properties of addition

Number and Operations in Base Ten

1. Counts to 120 starting at any number

2. Understands place value: ones, tens and hundreds

3. Uses place value to add and subtract within 100

4. Uses math strategies to solve problems within 100

Measurement and Data

1. Organizes, represents and interprets data

2. Tells and writes time in hours and half hours

3. Measures length by comparison

Geometry

1. Distinguishes defining attributes of shapes

2. Compares two dimensional shapes to three dimensional shapes

3. Compares shapes by talking about sides, vertices, etc.

4. Partitions circles and rectangles into equal shares

    

8  Mathematical  Practices

1. Make sense of problems and perseveres in solving them

2. Use numbers and words to understand problems

3. Explain thinking about problems

4. Model problems in different ways

5. Use math tools correctly

6. Attend to precision

7. Look for and makes use of structure

8. Look for and explains repeated patterns