1st Grade Common Core Addition Interactive Worksheets for &#x27;rounding three digit&#x27;

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

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

Jump to the rhythm of the math beat with this 1st grade worksheet that features single-digit addition problems with sums up to 9.

Jump to the rhythm of the math beat with this 1st grade worksheet that features single-digit addition problems with sums up to 9.

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?

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?

Learners will tackle 12 single-digit addition problems in this football-themed math worksheet.

Learners will tackle 12 single-digit addition problems in this football-themed math worksheet.

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

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

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.

Practice addition within 10 with this Halloween math workheet!

Practice addition within 10 with this Halloween math workheet!

This worksheet takes your child a step farther than one-digit addition. As he completes the page, he'll learn to add a two-digit number to a one-digit number.

This worksheet takes your child a step farther than one-digit addition. As he completes the page, he'll learn to add a two-digit number to a one-digit number.

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

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

Commutative Property of Addition: Match Numbers to Shapes #2

Commutative Property of Addition: Match Numbers to Shapes #2

Learn to use the commutative property with three-addend addition expressions!

Commutative Property of Addition: Match Numbers to Shapes #2

Commutative Property of Addition: Match Numbers to Shapes #2

Learn to use the commutative property with three-addend addition expressions!

Little math learners can have a blast solving these Valentine's Day addition problems! Build basic math skills with this practice sheet.

Little math learners can have a blast solving these Valentine's Day addition problems! Build basic math skills with this practice sheet.

Children practice addition within 20 in this fall-themed math worksheet.

Children practice addition within 20 in this fall-themed math worksheet.

Strengthen first and second graders' single-digit addition skills with this hands-on worksheet!

Strengthen first and second graders' single-digit addition skills with this hands-on worksheet!

Use this visual model to practice adding 10 to two-digit numbers!

Use this visual model to practice adding 10 to two-digit numbers!

Count and add the Halloween pictures in this simple addition worksheet!

Count and add the Halloween pictures in this simple addition worksheet!

Count and add the Thanksgiving pictures in this simple addition worksheet!

Count and add the Thanksgiving pictures in this simple addition worksheet!

Practice addition and subtraction with this first-grade hundred chart worksheet!

Practice addition and subtraction with this first-grade hundred chart worksheet!

Shape up your addition skills with these square puzzles!

Shape up your addition skills with these square puzzles!

Does your learner need a little push to practice two-digit addition? This nature-themed printable will likely do the trick.

Does your learner need a little push to practice two-digit addition? This nature-themed printable will likely do the trick.

Learners will tackle 12 single-digit addition problems in this football-themed math worksheet.

Learners will tackle 12 single-digit addition problems in this football-themed math worksheet.

Learners will tackle 12 single-digit addition problems in this football-themed math worksheet.

Learners will tackle 12 single-digit addition problems in this football-themed math worksheet.

Learners will tackle 12 single-digit addition problems in this football-themed math worksheet.

Learners will tackle 12 single-digit addition problems in this football-themed math worksheet.

Learners will tackle 12 single-digit addition problems in this football-themed math worksheet.

Learners will tackle 12 single-digit addition problems in this football-themed math worksheet.

Build basic math skills with this practice sheet, full of one-digit addition equations for your child to practice and start memorizing.

Build basic math skills with this practice sheet, full of one-digit addition equations for your child to practice and start memorizing.

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!

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!

Get even more practice balancing addition and subtraction equations with this engaging cut-and-paste worksheet!

Get even more practice balancing addition and subtraction equations with this engaging cut-and-paste worksheet!

Practice identifying doubles facts with this appealing worksheet!

Practice identifying doubles facts with this appealing worksheet!

Explore number bonds with this bright, engaging worksheet!

Explore number bonds with this bright, engaging worksheet!

Boost your child's arithmetic skill and addition facts fluency with this bubbly worksheet that offers single-digit addition problems with sums of 9 or less.

Boost your child's arithmetic skill and addition facts fluency with this bubbly worksheet that offers single-digit addition problems with sums of 9 or less.

Turn a snow day into a math day with this winter-themed first grade addition worksheet that offers single-digit problems with sums up to 9.

Turn a snow day into a math day with this winter-themed first grade addition worksheet that offers single-digit problems with sums up to 9.