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

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!

This exercise will help your students strengthen their number sense by reviewing the basics of place value to round numbers correctly.

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.

Learners use base ten diagrams to enhance their understanding of multiples of ten in this practice worksheet.

Children stretch their regrouping skills as they solve three-digit subtraction word problems.

Review three-digit addition and subtraction by solving these dino-riffic word problems.

Boost learners' understanding of place value with this two-part practice worksheet!