Learn to write and represent tens with this first-grade math worksheet!

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

Looking for a worksheet to help your child with reading numbers? This first grade printable will flex his number skills.

Kids practice estimation by guessing the number of stars on this first grade math worksheet. Then they check their guess by counting the stars.

This first grade math worksheet helps your child practice estimation, an important skill he will use as he progresses in math, and throughout his life.

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

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.

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.

Kids find the missing numbers to complete the iceberg grid. This first grade math worksheet offers practice counting whole numbers to 100 and counting by fives.

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.

Help your first grader practice counting with a tugboat dot to dot.

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

Help your first grader refresh her understanding of the order of numbers with this practice quiz.

Help your first grader build her number sense with this worksheet featuring number patterns by 2, 5, and 10.

Can your first grader count from 1 to 50? Test his counting and writing skills with this colorful printable.

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.

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

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

Review numbers and counting skills with your first grader. This practice quiz is a great intro to standardized testing.

Is your first grader clever at counting? This space-themed printable encourages practice with the numbers from 50 to 100.

Have your first grader practice sequencing numbers by putting this group of 18 consecutive numbers back into the right order.

Some of your friends' Valentine's Day notes need to be delivered! Have your first grader practice sequencing numbers with this worksheet.