Get more practice performing addition within 100 using open number lines with this first-grade math worksheet!

Students use open number lines to help them write addition equations in this first-grade practice worksheet!

This number challenge will help reinforce number sense in kids who've mastered their counting.

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

Make your way to ten with this engaging addition worksheet!

This worksheet presents a whole new, wacky way to learn number order.

Review your greater than or less than signs with this number comparison worksheet.

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

Find the mystery number in this intro-to-algebra worksheet that practice places value.

Sharpen your first grader's number sense with an exercise in recognizing number patterns.

Here's a factory that can help your child improve his number sense! Enjoy a day at the Number Factory, where he'll put numbers in the right order.

Print out these two pages of Halloween-themed addition word problems and try to keep learning going before the sugar rush sets in!

Here's a factory that can help your child improve his number sense! Enjoy a day at the Number Factory, where he can put numbers in the right order.

Reinforce number recognition skills with this versatile number template.

Reinforce number recognition skills with this versatile number template.

Print these handy number cards on card stock and use them to practice number recognition and basic facts. For a fun twist, cards can be used to play Addition Number Grab, a variation of War!

Find Atlantis and practice number ordering with this undersea number worksheet. Kids will arrange numbers from least to greatest and vice versa.

It’s time for students to make their own number bonds! In this activity, students will be given number sentences to solve and represent using number bonds.

Build your child's number sense, with an undersea number adventure! She'll navigate through coral reefs as she puts numbers in the right order.

How well does your kid know number order? Test his skills with this number sequencing worksheet.

Explore the sea and strengthen number skills with this number ordering worksheet! Your child will order numbers in order to find the lost city of Atlantis.

Build your child's number sense, with an undersea number adventure! She'll navigate through coral reefs and around fish as she puts numbers in the right order.

How well does your kid know number order? Test his skills with this fun review sheet.

Complete autumnal number bonds in this kindergarten and first-grade worksheet!

Practice addition from a different approach with these number stories. Find the addition equation in each word problem.

Your student will learn how to write a number sentence to complete the fact families.