Kids find the missing numbers and use their knowledge of inverse operations to solve the addition and subtraction problems by building fact family houses.

Have your student add the domino dots to build fact family number sentences. Your student will practice building number sentences.

This subtraction worksheet will help strengthen your students' ability of understanding word problems and they key words involved. Plenty of space is included for students to show their thinking!

Your child will help by completing fact family houses with the information given. Then, she will use the word bank to fill out sentences about her observations.

Spark some campfire math magic with this worksheet made for first graders!

You’ll be an addition and subtraction superstar by the time you finish this kindergarten and first-grade worksheet!

Kids solve addition and subtraction problems with one- and two-digit numbers to crack the code and find the mystery word on this first grade math worksheet.

Master simple addition and subtraction facts with this inviting math worksheet!

Leap into learning like a hungry frog snapping up flies with this math worksheet for first graders!

Solve your way through this math maze for first and second graders!