What’s the missing link? In this lesson students will explore missing factors using three digit numbers. Using their knowledge of skip counting, students will determine the missing links.

10, 20, 30, and up! In this lesson, students learn strategies for multiplying one-digit numbers by multiples of ten (10 through 90) through practice problems and playing a fun, hands-on game.

Dive deep into using base-ten blocks to solve two-digit subtraction problems with regrouping. This lesson can be used independently or in conjuction with the lesson Double Trouble: Subtraction Practice.

Use this scaffolded EL support lesson to help students learn the strategy of decomposing three-digit numbers to add their place values. This lesson can be used alone or prior to teaching Composing and Decomposing to students.

Freshen up on your understanding of division word problems with long division and one-digit divisors! Use this lesson to help students identify key division terms and solve word problems.

Use this lesson to introduce the tool of base-ten blocks to your students. This scaffolded EL support lesson can be used as a stand-alone activity, or prior to teaching Three-Digit Addition with Base-Ten Models.

With this pastry themed lesson, your students will apply addition strategies to solve two-step, three-digit addition word problems. Finding the solutions will be sweet!

Master rounding and estimating skills by having students challenge their classmates in the Make a Big Difference game. Roll three dice two times to arrive at two three-digit numbers. The largest difference wins!

With this movement-integrated lesson, students will use their energy to practice three-digit addition on a number line! Part of this lesson is designed for the outdoors, but the activities can easily be brought inside on a rainy day.

Help your students become detail-oriented mathematicians as they explore two strategies for multiplying a one-digit number by a multiple of 10. Use this as a stand alone lesson or alongside Multiplying by Multiples of 10.

Get your students comfortable with discussing multiple strategies to solve subtraction problems with this lesson on two- and three-digit subtraction. It may be taught independently or as support for the lesson Subtraction with Regrouping.

Students get practice composing and comparing two-digit numbers as they compete to collect the most cards while playing the Hungry Alligator game. This lesson can be used alone or with the lesson plan Greater than Less Than Equal to Game.

What exactly does the number 97 mean? How about 454? In this lesson, students explore how two-digit numbers are made up of tens and ones. Then they use this understanding to subtract numbers within 1000.

Your students will turn boring number sentences into fun, Christmas-themed word problems! They will get practice with math and writing as they use their creative juices to write and solve single digit addition word problems.

Happy Valentine’s Day! Use this fun hands-on lesson with your students to practice solving division problems with one-digit divisors. Students will explore different strategies they can use to solve division problems.

Help students discover how to show numbers in different ways while providing ample opportunities for students to contribute to conversations. Use as a pre-lesson to Let's Jump to Add Two-Digit Numbers or as a stand-alone lesson.

Learning to quickly identify groups of 10 will be very helpful when your students begin working with multiple digit numbers. In this lesson, your students will work with manipulatives to make number pairs.

Get your students synthesizing various subtraction strategies as they work with a partner to solve word problems. This lesson can be used alone or with the lesson plan Show Me the Money! Two-Digit Subtraction.

Share the divvy out method for division and provide a foundation for learning the partial quotients method. This lesson can be used on its own or as support for Using the Partial Quotients Strategy for Division with One-Digit Divisors.

Double, double toil and trouble! Use two dice to roll up to 100 with one-digit sumations. In this lesson, students will play a place value game where they race to get to 100 by converting ones to tens.

Expand on your students' knowledge of base ten numbers with this lesson that introduces the students to the place and value of digits within a number.

Your students will “hop their way” into understanding place value with this fun and active game! In this lesson, they will learn that changing the order of the digits in a number changes its value.

Saying lengthy numbers doesn't have to be a challenge! Relate the digits in numbers to their place value to help students say the expanded form. Use this lesson on its own or use it as support to the lesson Many, Many Millions.

Teach your preschoolers their home phone numbers, and reinforce the digits zero through nine! Learning phone numbers can also help your students if they have an emergency or get lost.

Tap into students' metacognitive skills and get them to think about their thinking! This lesson encourages students to pay attention to the strategies they use while supporting math fluency!

Do you feel like your students are on a merry-go-round when it comes to rounding? This lesson will give your student control of the “ride” and give them tools to use when rounding.

This comprehensive multiplication lesson gives your students an overview of three different methods for finding products. It features a colorful slideshow and is sure to keep young learners engaged.

The partial products strategy is essential for students to build a foundational understanding of place value as it relates to multiplication. This lesson may be taught on its own or used as a pre-lesson to Multiplying Multiples.

Equip your students with three great strategies to analyze place value and compare whole numbers up to the thousands place.

Many students cringe when they see a subtraction problem with multiple zeros. The “Subtract One” strategy in this lesson involves reducing the top number by one to turn the 0 digits into 9’s and then adding the one back in at the end.