1.OA.B Worksheets

CCSS.MATH.CONTENT.1.OA.B

:
"Understand and apply properties of operations and the relationship between addition and subtraction."

These worksheets can help students practice this Common Core State Standards skill.

Worksheets

Fact Family Practice: Icy Fact Families
Fact Family Practice: Icy Fact Families
Worksheet
Fact Family Practice: Icy Fact Families
In this fact family practice worksheet, kids show that they understand the inverse relationship between addition and subtraction.
1st grade
Math
Worksheet
Math Fact: Relationship Between Addition & Subtraction
Math Fact: Relationship Between Addition & Subtraction
Worksheet
Math Fact: Relationship Between Addition & Subtraction
Kids add, subtract, or use math facts they have committed to memory to fill in the missing numbers in the fact families on this third grade math worksheet.
1st grade
Math
Worksheet
Subtraction Fact Families
Subtraction Fact Families
Worksheet
Subtraction Fact Families
This solve-and-check worksheet encourages kids to solve subtraction problems, and then check their answers with addition.
1st grade
Math
Worksheet
Number Bonds All Around
Number Bonds All Around
Worksheet
Number Bonds All Around
Number bonds are a great way for your kids to explore the relationship between addition and subtraction. By filling in the missing numbers, students get experience with fact families.
1st grade
Math
Worksheet
Break the Numbers Down!
Break the Numbers Down!
Worksheet
Break the Numbers Down!
Students learn to decompose numbers through this fun activity. After being given a number, young mathematicians come up with their own way to decompose the number into two different numbers.
1st grade
Math
Worksheet
Practice with Ten Frames
Practice with Ten Frames
Worksheet
Practice with Ten Frames
Each ten frame has ten boxes. Some boxes have red chips and others don't. If the top half of the ten frame is filled with red chips, how many are left? 10-5=5.
1st grade
Math
Worksheet
Practice Adding and Subtracting with Ten Frames
Practice Adding and Subtracting with Ten Frames
Worksheet
Practice Adding and Subtracting with Ten Frames
Help your little one practice her adding subtracting skills with this game of ten frames! Each ten frame has a set of ten boxes.
1st grade
Math
Worksheet
Vocabulary Cards: Fact Family Triangles
Vocabulary Cards: Fact Family Triangles
Worksheet
Vocabulary Cards: Fact Family Triangles
Use these vocabulary cards with the EL Support Lesson Plan: Fact Family Triangles.
1st grade
Math
Worksheet
Double-9 Domino Dash
Double-9 Domino Dash
Worksheet
Double-9 Domino Dash
Students will practice counting, adding, and comparing numbers with this engaging game. Each player chooses a domino, and the player with the greater number of dots takes both dominoes!
1st grade
Math
Worksheet
Make Your Own Fact Family Triangles
Make Your Own Fact Family Triangles
Worksheet
Make Your Own Fact Family Triangles
Students will love getting to make and cut out their own fact family triangles as they practice writing three related numbers.
1st grade
Math
Worksheet
Three Addend Word Problems
Three Addend Word Problems
Worksheet
Three Addend Word Problems
Teach your students to solve word problems with three addends. Plenty of space is provided for students to show their thinking!
1st grade
Math
Worksheet

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