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

Children look at nine sequences of numbers and fill in the missing ones.

Looking for a worksheet to help your child with place values? This printable will flex his math skills.

Get more practice decomposing numbers and writing equations with this inviting math worksheet!

Get more practice decomposing numbers and writing equations with this inviting math worksheet!

Get more practice decomposing numbers and writing equations with this inviting math worksheet!

The second in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

The fourth in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

The fifth in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

There are four fractions of pizzas, cut in halves, thirds or fourths. Can your child determine what fractions they represent?

Is your kid confused by counting? Counting on a hundreds chart, to the rescue!

Grab a number chart that goes up to a hundred and fill in the numbers surrounding the ones in the green boxes on this math and patterns worksheet.

What makes a polygon? Get your child in gear for geometry with this shape-shifting worksheet! Color code these shapes to show which ones are polygons.

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.

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.

Explore the relationship between addition and subtraction facts with this first-grade math worksheet! 

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

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

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

Help your students use their knowledge of place value to add or subtract 10. By understanding how numbers are made of tens and ones, students learn how to add and subtract 10 with ease.