Boost your first grader's number sense with a lesson in place value up to the tens place.

For each two-digit number on this first grade math worksheet, kids determine the place value of each digit, then write each digit in the tens or ones column.

This expanded form worksheet gets your child to break down numbers by ones and tens. This expanded form worksheet is an easy introduction to place value.

This number sequencing worksheet asks kids to arrange the numbers from least to greatest.

Understanding place value is fundamental to developing and mastering number sense skills. Use this assessment activity to evaluate how your first graders are coming along in their understanding of place value using tens and ones.

Build fluency by identifying one more and ten more than a given number within 100 with this worksheet!

Kids find the missing numbers to complete the egg number grid. This first grade math worksheet helps kids practice counting whole numbers to 100.

Looking for a worksheet to help your child with his math skills? This printable is all about counting.

Your kid is bound to have a blast solving these number sequencing riddles.

Kids practice the count sequence and writing numbers with this fill-in-the-blank counting worksheet.

Help your child practice his counting skills with this printable worksheet, which will help him identify odd numbers.

Challenge your students to reorder the digits in two-digit numbers to create the biggest and smallest numbers possible.

Dive into one- and two-digit counting practice with this fun worksheet!

Children will fill in the missing numbers from 95 to 100 in this sweet number sense worksheet.

Children will fill in the missing numbers from 46 to 50 in this sweet number sense worksheet.

Children will fill in the missing numbers from 63 to 72 in this sweet number sense worksheet.

Explore two-digit numbers using place value models with this first-grade number sense worksheet!

First graders explore two-digit numbers using place value models in this number sense worksheet!

Invite first graders to dive into the world of two-digit numbers using place value models!

Base your knowledge of word form in base ten blocks with this fill-in-the-blank worksheet!

Work on your word form skills in this colorful, inviting worksheet!

Find out how well you know your numbers under 100 in this simple place value worksheet!