Give your students a head start in rounding with this fun lesson that gives them an easy trick to help them learn if they should round up or down to the nearest 10.

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.

In this lesson, students will add three-digit numbers using expanded form addition and standard algorithm addition. They'll explain their answers and highlight the steps for each of the strategies.

Start your students on subtracting three-digit numbers with this lesson that breaks the problems down by place values!

A line, an arrow, and a simple rule are all that separate students from rounding success. This lesson will give young mathematicians an engaging overview of place values and rounding.

In this interactive lesson, your students will learn to identify four elements of a fictional story: characters, setting, problem, and solution.