GRADE 1 WORKSHEETS

Addition & Subtraction

Fact Families

The grade 1 worksheets on this page will help the students practice & sharpen the concepts for ‘Addition and Subtraction – Fact Families.’ A fact family is a group of three numbers that make four math facts. For example, the number 4, 6, and 10 make 4 math facts: 4+6=10, 6+4=10, 10-6=4, and 10-4=6. For addition/subtraction, the fact family has two addition sentences and two subtraction sentence with three numbers. The concept is foundational for both addition and subtraction. The worksheets use different variations to reinforce student’s understanding of the concept, while keeping them engaged and challenged.

Find the missing fact - WS1

This worksheet requires the student to find the missing addition or subtraction fact to complete each fact family. In solving these problems, the students will expand their knowledge & understanding of the relationship between addition & subtraction.

Find the missing fact - WS2

This worksheet requires the student to find the missing addition or subtraction fact to complete each fact family. In solving these problems, the students will expand their knowledge & understanding of the relationship between addition & subtraction.

Find the missing fact - WS3

This worksheet requires the student to find the missing addition or subtraction fact to complete each fact family. In solving these problems, the students will expand their knowledge & understanding of the relationship between addition & subtraction.

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Find the missing fact - WS4

This worksheet requires the student to find the missing addition or subtraction fact to complete each fact family. In solving these problems, the students will expand their knowledge & understanding of the relationship between addition & subtraction.

Find the missing fact - WS5

This worksheet requires the student to find the missing addition or subtraction fact to complete each fact family. In solving these problems, the students will expand their knowledge & understanding of the relationship between addition & subtraction.

Do the facts form a fact family? - WS6

This worksheet requires the student to determine if the facts for each set form a fact family. In solving these problems, the students will expand their knowledge & understanding of the relationship between addition & subtraction.

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Do the facts form a fact family? - WS7

This worksheet requires the student to determine if the facts for each set form a fact family. In solving these problems, the students will expand their knowledge & understanding of the relationship between addition & subtraction.

Do the facts form a fact family? - WS8

This worksheet requires the student to determine if the facts for each set form a fact family. In solving these problems, the students will expand their knowledge & understanding of the relationship between addition & subtraction.

Do the facts form a fact family? - WS9

This worksheet requires the student to determine if the facts for each set form a fact family. In solving these problems, the students will expand their knowledge & understanding of the relationship between addition & subtraction.

With the INFIQ app, you can even create your own 'infinite custom' quizzes by combining multiple different lessons.

Do the facts form a fact family? - WS10

This worksheet requires the student to determine if the facts for each set form a fact family. In solving these problems, the students will expand their knowledge & understanding of the relationship between addition & subtraction.

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Fact Families Worksheet Booklet

Download all the worksheets for this lesson as a single pdf booklet.

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