Children practice estimating and comparing relative length in this engaging ordering worksheet.

Students hone subtraction skills by using their understanding of addition with this inviting math worksheet!

Students further hone subtraction skills by using their understanding of addition with this appealing math worksheet!

Students further hone subtraction skills by using their understanding of addition with this appealing math worksheet!

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

Hone your two-digit subtraction skills with this colorful worksheet!

Sharpen first graders’ subtraction skills with this colorful ten frames matching worksheet!

Hone your subtraction skills with this bright, inviting worksheet!

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

Master the math of making 10 and 20 with two addends in this helpful addition worksheet!

Search for numbers in a hundred chart with this helpful first-grade worksheet! 

Learn to navigate a hundred chart with this first-grade worksheet!

Reverse engineer subtraction sentences from hundred charts in this engaging math worksheet!

Try using the associative property in this fill-in-the-blank worksheet!

Solve addition problems using the near-doubles method with this helpful worksheet!

Practice writing subtraction equations using the number line strategy with this first-grade math worksheet!

Practice addition within 100 using open number lines with this first-grade math worksheet!

Ascend to subtraction expertise with this engaging worksheet!

Help first and second graders practice solving near-doubles facts using this fun worksheet!

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

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

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

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

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

Get practice writing two-digit subtraction equations using an number line with this first-grade math worksheet!

Get practice writing two-digit subtraction equations using an open number line with this first-grade math worksheet!

Subtract from 10 using ten frames in this cut-and-paste worksheet created for kindergarteners and first graders!

How high can you count? First graders will strengthen their understanding of ones and tens with this hundreds chart. Students will fill in the missing numbers up to 120 and then answer questions using the chart.

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.

Follow fluency facts to finish this fun first- and second-grade subtraction maze!