Zoe needs to back up her music collection, but do her friends have enough space on their computers to help? Find out as you teach your class how to add two- and three-digit numbers with regrouping. Place value is emphasized as both the...

Addition and subtraction are essential skills for all young mathematicians. Explain the step-by-step process with respect to place value using these real-world examples. Focus is on numbers in the tens, hundreds, and thousands, making...

Learning how to regroup when subtracting numbers can be challenging and requires a solid understanding of place value. Walk your class through the steps with a clear and explicit presentation that addresses standard regrouping and...

What number does 6 tens and 16 ones represent? How is it different from or similar to the number that 7 tens and 6 ones represent? This is the type of questions learners are asked to solve as a way to understand the concept of regrouping.

Learning two-digit addition isn't about memorizing steps, it's about understanding place value. Support the development of your class's number sense with these addition mats that help children break apart two-digit numbers into tens and...

These 25 addition problems each have two 3-digit addends, and many require regrouping. There are three examples to guide learners in all the types of problems they encounter, including the last set of five which have four-digit sums....

Once your mathematicians can add two-digit numbers, it's time to bring on the three-digit addends. Here are 20 practice problems, each involving two whole-number addends. Learners do not need to regroup for any of these, and they have...

Youngsters practice adding two, two-digit numbers without regrouping. There are 15 equations to solve.

Add to your collection of math resources with this skills practice worksheet. Offering dozens of addition problems with sums less than 100, this resource is a simple way to hone the basic skills of young mathematicians.

Explore place value and regrouping with your class. They develop awareness of several ancient number systems and how they differ from the base ten system commonly used today. They play "Chip Trading" with partners to practice addition...

In this column addition learning exercise, students complete 12 two-digit addition problems with and without regrouping.

In this column addition activity, students add two-digit numbers with regrouping. Students complete 12-column addition problems.

In this column addition worksheet, learners add four-digit numbers together with regrouping. Students complete 15 column addition problems.

In this column addition problem, students add two-digit numbers with and without regrouping. Students complete 12 addition problems.

Elementary schoolers add four-digit numbers together with regrouping. Students complete 15 column addition problems.

In this column addition activity, students add four-digit numbers together with regrouping. Students complete 15 column addition problems.

Students explore regrouping. In this hands-on math place value lesson, students construct models using connecting cubes and place value mats to solve simple addition problems that require regrouping.

Students explore adding 2-digit numbers. In this math lesson, students identify 2-digit numbers and use base ten blocks to practice adding. Students use addition to break a code.

Trick young mathematicians into practicing their basic arithmetic with this extensive collection of fun math games. Whether you're teaching addition, subtraction, multiplication, division, place value, or even fractions, there is a...

The key to solving this puzzle lies in the addition skills of young learners. The first step is to answer a series of decimal addition problems organized in a 4x5 grid. Then cut apart the page of puzzle pieces, each one including an...

Young mathematicians practice adding one- and two-digit numbers with and without regrouping, in a Valentine's Day math activity. 

Monitor the growth of young mathematicians with a comprehensive addition and subtraction assessment. Using the context of a class field trip to an apple orchard, this series of four story problems allows children to demonstrate their...

In this finding the sums of money problems activity, learners add three-digit problems with decimals and regrouping. Students solve 20 problems.

Enhance math vocabulary instruction with a set of flash cards. The set displays words with bold font and corresponding picture cards with labels. Terms include estimate, regroup, round, add, and sum.