Numbers and Operations in Base Ten

Using place value dice, examine reading and writing numbers with your math scholars. Three die are required for each place value up to the hundreds, and learners roll all 3 to determine a number up to 1000. They write the number in...

Strengthen your class's understanding of place value with this series of base-ten flash cards. Including illustrations representing a variety of numbers from 13 to 94, this resource can be used in many different ways to build the numbers...

Developing a strong number sense in the primary grades is essential to the success of young mathematicians. These simple worksheets present learners with a series of ten-frames, asking them to write the number shown in each model....

Take full advantage of your classroom's supply of base ten blocks with this collection of math action cards. From building towers and counting up the value of the blocks to using the blocks to measure the length of objects, these...

How many ways can ten fireflies be arranged in (and out) of a jar? After your class has read Ten Flashing Fireflies, this is a great way to incorporate some relevant math. Cut-out templates of the ten fireflies and the jar are included....

Take a rocket to the stars with using a math learning exercise. Here, four sets of alien saucers, moons, rockets, and stars prompt young learners to match numbers with one more or ten more. Color the pictures for extra fun when students...

Help your kids develop strategies for counting. In this base-ten activity, learners use matching cards, base 10 blocks, and dry erase markers and boards to examine the base 10 counting system.

"How can you help students visualize numbers in a way that is compatible with our base-ten number system?" The answer is simple: use ten-frames. Whether they're being used as a part of classroom routines or as instructional tools, this...

In this number 10 instructional activity, students learn to recognize and print both the number and word name for 10. Students trace dotted examples of both and count and color ten objects in a set.

Scripted questions and a Continuum of Understanding rubric make it easy to assess your first graders' ability to count to 120, to read and write numerals in this range, and to demonstrate understanding of two-digit number representations...