1st Grade Math Worksheets
Free Homeschool Curriculum — Common Core Aligned
Browse free 1st grade math worksheets. Common Core aligned — ideal for homeschool lesson plans, homework packets, and assessment.
1st Grade Math — Subcategories
Addition Within 20
Addition facts with sums up to 20 without regrouping
View →Addition with Regrouping (20)
Addition within 20 with regrouping
View →Subtraction Within 20
Subtraction facts within 20 without borrowing
View →Subtraction with Borrowing (20)
Subtraction within 20 with borrowing
View →Fact Families (Add/Sub)
Addition and subtraction fact families
View →Number Bonds to 20
Number bonds and decomposition to 20
View →Missing Addend
Find the missing number in addition
View →Word Problems (Addition)
Addition word problems for 1st grade
View →Word Problems (Subtraction)
Subtraction word problems for 1st grade
View →Number Pyramid
Addition number pyramids
View →Frequently Asked Questions
What should a 1st Grade student know?
At the 1st Grade level, students are expected to master foundational skills aligned with Common Core State Standards. These worksheets target core skills with clear objectives and answer keys.
How do I create a free homeschool curriculum?
Use the 36-week lesson plan templates as a structured framework. Print topic worksheets for each week's learning objectives. The complete worksheet collection covers all major Common Core topics.
What are the best free printable worksheets for 1st Grade?
The highest-priority worksheets target the "power standards" — skills that underpin future grade levels. All worksheets include answer keys and print cleanly on US Letter paper.
Are these worksheets Common Core aligned?
Yes — all worksheets are aligned with Common Core State Standards (CCSS) and designed for the specified grade level.
Are these worksheets free?
Yes — all worksheets are completely free with no signup required. Click Print for a clean layout optimized for US Letter paper.