Lesson Plan
Curated OER

Study Buddies: Adding Two-Digit Numbers

For Teachers 1st - 2nd
Some times a simple lesson is all you need. Here are 2 worksheets that can be used as a lesson on problem solving, addition, and partner work. The first worksheet has learners use a tens and ones charts to practice adding simple...
Worksheet
DK Publishing

Addition with 3-Digit Numbers #1

For Students 2nd - 3rd Standards
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...
Lesson Plan
Curated OER

Addition: one and two digit numbers

For Teachers 1st - 3rd
Learners add one and two digit numbers together with the help of a number line. There are 18 problems to complete.
Worksheet
Curated OER

Column Addition, 3-Digit and 4-Digit Numbers

For Teachers 3rd - 5th Standards
Show scholars that if they can add two multi-digit numbers, they can add four! They complete 20 practice problems adding three and four-digit numbers. All the equations have four addends and include units. All numbers are whole numbers....
Worksheet
Curated OER

Subtracting Three Numbers

For Students 2nd - 3rd
Second and third graders practice subtracting problems with one digit, two digit, and three digit numbers. They complete 80 subtraction problems.
Worksheet
Curated OER

Add Up to Four Two-Digit Numbers

For Students 2nd
The class practices adding two, three, and four two-digit numbers. They add the number sentences on the left, then draw a line to the correct answer on the right. 
Worksheet
Curated OER

Adding Bigger Numbers: 2 and 3 Digit Numbers

For Students 3rd - 5th Standards
Challenge your young learners with an addition learning exercise, which provides different opportunities to practice adding two and three-digit numbers. The first two sections provide twelve problems for pupils to solve, while the last...
Worksheet
Curated OER

Adding 2-Digit Numbers, part 4

For Students K - 2nd Standards
Practice adding it up! A very straightforward activity includes 36 addition problems, all with two-digit addends. Great for a timed math drill or a comprehensive review activity.
Worksheet
Curated OER

Subtraction with 3 Digit Numbers #2

For Students 2nd - 3rd
Take subtraction to the next level with this resource, which contains 20 subtraction problems with three-digit numbers. After completing these problems, second and third graders work on five additional problems, which involve two-digit...
Worksheet
Curated OER

Doubling Two Digit Numbers

For Students 2nd - 3rd
In this addition worksheet, students add one and two digit numbers that are doubles facts. Students complete 40 addition problems.
Organizer
K-5 Math Teaching Resources

2-Digit Addition Template

For Students K - 2nd Standards
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...
Lesson Plan
Illustrative Mathematics

Ordering 4-digit Numbers

For Teachers 3rd - 5th Standards
Place value is a concept that sets a foundation for mathematical understanding. Ordering these sets of three- and four-digit numbers will help to strengthen that foundation. A great independent practice worksheet or short assessment to...
Worksheet
Curated OER

Addition Practice #1

For Teachers 2nd - 4th Standards
Show young mathematicians that they are fully capable of mentally adding two-digit numbers. They start by solving 12 two-addend problems (all with two-digit numbers and aligned horizontally). There is no room to show work. Consider...
Worksheet
Curated OER

Basic Math Addition of Fractions 1

For Students 3rd - 6th
In this addition of fractions activity, students add numbers containing fractions and one and two digit numbers. Students complete 16 problems total on this activity.
Worksheet
Curated OER

Addition of Two Negative Numbers Between -100 and 100

For Students 4th - 5th
For this addition worksheet, students find the sums in 12 problems. They add two negative two digit numbers in each problem. They enter and submit the answers online, or print out the page as needed.
Worksheet
Curated OER

Christmas Math Addition

For Students K
For this Christmas theme addition worksheet, students add single-digit numbers to five, write the addends, and find the sum. Students write and solve addition sentences.
Worksheet
Math Salamanders Ltd.

Column Addition - 2 Digits Sheet 1

For Students 2nd - 3rd Standards
In this column addition problem, students add two-digit numbers with and without regrouping. Students complete 12 addition problems.
Lesson Plan
Curated OER

Add It Up In Number Ville! Adding 2-Digit Numbers With and Without Regrouping

For Teachers 2nd - 4th
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.
Worksheet
Curated OER

Addition Drill

For Students 1st - 3rd
A basic problem-solving learning exercise has scholars completing 10 addition problems. The problems each involve two addends, and have single, double, and triple-digit numbers. Once they have found the sum, they locate the number...
Worksheet
Curated OER

Addition of Numbers (Under 100)

For Students 1st - 2nd
Here's some basic practice adding single and double-digit numbers in three different formats. First, learners complete two horizontal addition equations. Then, they find the sum for two vertical addition problems. Finally, scholars...
Lesson Plan
Curated OER

Smiling at Two Digit Multiplication!

For Teachers 3rd - 4th Standards
How do I solve a two-digit multiplication problem? Your class tackles this question by walking through problem solving methods. They first investigates and applies traditional multiplication methods, and they then compare those with...
Interactive
Scholastic

Study Jams! Addition with Regrouping

For Students 2nd - 4th Standards
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...
Worksheet
DK Publishing

Adding with 3-digit Numbers #2

For Students 2nd - 3rd Standards
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....
Worksheet
Math Worksheets Land

Add up to Four Two-Digit Numbers - Step-by-Step Lessons

For Students 1st - 2nd Standards
Okay, so your scholars are excelling at two-addend addition problems, but what about three or four? Here are some practice problems to stretch their math skills. They find the sums of six equations: two with two addends, two with three...