Kindergarten and 1st Grade Within 20 Common Core Addition Fact Fluency Interactive Worksheets

It's time to check those addition skills! Use this to assess your student’s abilities to add within 20.

Learners will take on 20 one-digit addition problems in this sweet springtime worksheet.

Word problems are a great way to apply math knowledge to real-world situations. Check in on your first graders’ abilities to solve addition word problems with this handy assessment.

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.

Use these animal themed math problems to assess your students’ ability to solve addition problems within 20.

Give students practice adding 2 to numbers within 10 with this addition worksheet!

If your child is looking for a number challenge, we've got the worksheet for her. She may be a whiz at adding two numbers, but can she add three numbers?

Invite your learners to hop into some fun with this seasonal Easter puzzle worksheet!

Practice adding 3 to numbers within 10 with this first-grade addition worksheet!

Contine to build addition fluency with this worksheet that focuses on adding five to numbers within 10!

Learners practice addition and subtraction within 20 in this St. Patrick's Day-themed math puzzle!

Build addition fluency with this worksheet that focuses on adding nine to numbers within 10!

Practice adding 4 to numbers within 10 with this first-grade addition worksheet!

Let's see those addition skills! Use this math assessment to check in on your students’ abilities to add three numbers by having them solve these problems.

Time for school! Have your first grader take a look at this school (school of fish, that is) and solve the addition problems.

Build addition fluency with this worksheet that focuses on adding eight to numbers within 10!

Practice balancing addition and subtraction equations with this engaging cut-and-paste worksheet!

Give students practice adding seven to numbers within 10 with this first-grade addition worksheet!

Give your young math learner practice composing numbers 11–19 with this addition strategies worksheet!

Help learners build addition fluency with this worksheet that focuses on adding six to numbers within 10!

Practice addition and subtraction within 20 with this sweet Valentine’s Day math puzzle!

The second in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

Have your child work backwards to solve addition problems and learn more about the additive inverse.

The fourth in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

Get even more fun practice balancing addition and subtraction equations with this lower grades math worksheet!

Practice writing addition equations within 20 with this inviting and accessible math worksheet!

Get more practice balancing addition and subtraction equations with this lower grades math worksheet!

Jack and the Beanstalk math means counting beans, and adding up how many songs the magic harp knows how to play in word problems for young kids.

Challenge your child to add three, four, and five numbers together. He may find the task daunting, but there's a trick to add multiple numbers that will help!

In this addition and subtraction worksheet, children will provide the missing numbers to balance ten expressions.