Curriculum  /  Math  /  1st Grade

Mathematics

1st Grade

What Do Students Learn in 1st Grade Math?

In Grade 1, instructional time should focus on four critical areas: (1) developing understanding of addition, subtraction, and strategies for addition and subtraction within 20; (2) developing understanding of whole number relationships and place value, including grouping in tens and ones; (3) developing understanding of linear measurement and measuring lengths as iterating length units; and (4) reasoning about attributes of, and composing and decomposing geometric shapes.

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Units

Unit 1

13 Lessons

Adding and Subtracting Within 10

Students build fluency with addition and subtraction within 10 using various strategies. Students solve familiar story problem types within 10 using objects, pictures, and equations to represent the mathematics in the problem.

View Unit 1

Unit 2

Adding and Subtracting With Story Problems

Students solve new story problem types within 10 using objects, pictures, and equations to represent the mathematics in the problem. They explore the relationship between addition and subtraction and develop flexibility relating equations to story problems.

Coming Soon

Unit 3

Measurement

This unit will include approximately 13 lessons and will be released in Summer 2025.

Coming Soon

Unit 4

Adding and Subtracting Within 20

This unit will include approximately 28 lessons. Units 4 through 8 will be released on a rolling basis starting in Fall 2025.

Coming Soon

Unit 5

Data Investigations

This unit will include approximately 11 lessons. Units 4 through 8 will be released on a rolling basis starting in Fall 2025.

Coming Soon

Unit 6

Place Value to 99

This unit will include approximately 27 lessons. Units 4 through 8 will be released on a rolling basis starting in Fall 2025.

Coming Soon

Unit 7

Adding with Place Value Within 100

This unit will include approximately 20 lessons. Units 4 through 8 will be released on a rolling basis starting in Fall 2025.

Coming Soon

Unit 8

Shapes and Their Attributes

This unit will include approximately 15 lessons. Units 4 through 8 will be released on a rolling basis starting in Fall 2025.

Coming Soon
Math Worksheets
Browse and download any worksheet from 1st Grade Math.

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