1.OA.B.4 Worksheets, Workbooks, Lesson Plans, and Games

CCSS.MATH.CONTENT.1.OA.B.4

:
"Understand subtraction as an unknown-addend problem."

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

Worksheets

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
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
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
Build Your Own Number Bond
Worksheet
Build Your Own Number Bond
It’s time for students to make their own number bonds! In this activity, students will be given number sentences to solve and represent using number bonds.
1st grade
Math
Worksheet

Lesson Plans

Subtraction Towers
Lesson plan
Subtraction Towers
Help build your students subtraction skills by finding the unknown! This lesson will help your students understand the relationship between addition and subtraction, as students build towers to find unknown addends.
1st grade
Math
Lesson plan
Fact Family Trees
Lesson plan
Fact Family Trees
Number facts are related, just like families! Help students learn all about fact families while they make fact family trees!
1st grade
Math
Lesson plan
Dots & Dots of Fact Families
Lesson plan
Dots & Dots of Fact Families
Get out the dominoes! This fun lesson help students visualize how addition and subtraction are related, all while building their fact family fluency.
1st grade
Math
Lesson plan

Workbooks

No workbooks found for this common core node.

Games

No games found for this common core node.

Exercises

No exercises found for this common core node.

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