Lesson Plan
Curated OER

Developing Strategies for Addition and Subtraction

For Teachers 2nd - 4th
Primary graders develop strategies to assist them with addition and subtraction. They discover number combinations and numerical facts which enable them to add and subtract more effectively. Young scholars use these techniques to...
Lesson Plan
Curated OER

Subtraction Relay

For Teachers 2nd - 4th
Students play a team subtraction game, subtracting two-digit numbers and using addition to check their subtraction. They solve subtraction problems at the board while the team solves the same problem in their seats.
Lesson Plan
Curated OER

The School Store

For Teachers 1st - 2nd
Young scholars choose between the operations of addition or subtraction to solve a real life problem. In this addition and subtraction lesson, students make a chart of items sold in the school store. Young scholars then work in teams to...
Worksheet
Curated OER

Simple Addition Without Carrying Version 3

For Students 1st - 2nd
In this addition activity, students solve 40 problems in which a two digit number is added to a single digit without carrying.
Lesson Plan
Curated OER

Money Addition, A- Increments of 2 Cents; (Euros and Cents)

For Teachers 2nd - 3rd
In this math worksheet, students add Euros. Amounts are written as decimals. Each of the cent amounts is an even number. Students will regroup to find the correct answers.
Worksheet
Curated OER

Add Groups of Ten

For Students 2nd - 3rd
In this addition worksheet, learners add groups of tens and their remainders to determine the missing addends in the pairs of 2-digit problems and then find the sums. Students solve nine problems.
Lesson Plan
Curated OER

Mystery Number

For Teachers 1st - 2nd
Young scholars explore numbers 1-100.  In this cross curriculum literacy and numeration lesson, students listen to the book More or Less by Stuart J. Murphy. Young scholars play a game with a partner in which they guess the "mystery...
Worksheet
Curated OER

Whole Number Subtraction: Level 6

For Students 2nd - 3rd
In this subtraction learning exercise, students will subtract hundreds. Students will need to borrow from the tens and thousands to solve these 12 problems.
Worksheet
Curated OER

Simple Integer Subtraction

For Students 2nd
For this mathematics worksheet, 2nd graders solve a number of problems by subtracting simple integers from each other. There are 42 problems to solve on the sheet.
Worksheet
Curated OER

Subtracting 6 and 5

For Students 2nd
In this mathematics worksheet, 2nd graders solve a number of problems by finding the difference of each. There are 30 problems to solve on the sheet.
Worksheet
Curated OER

Christmas Addition

For Students 1st - 3rd
Get in the Christmas spirit with this set of addition worksheets, which each feature an image for young scholars to color in before they solve twelve equations. Learners will get an extra challenge as they deal with all three-digit...
Lesson Plan
Alabama Learning Exchange

Mix it Up! Exploring the Commutative and Associative Properties of Addition

For Teachers 1st - 3rd Standards
Examine commutative and associative properties with your class. They'll explore the relationships between addition and subtraction and investigate patterns as they solve addition problems. Links to an assessment and a table game are...
Lesson Plan
Curated OER

The Weight of Primates

For Teachers 2nd
Second graders practice their problem solving skills. For this addition and subtraction skills lesson, 2nd graders solve word problems that require them to find differences and sums. This lesson features the use of a video titled...
Worksheet
Curated OER

Addition A

For Students 2nd - 3rd Standards
Learners solve twenty five addition problems involving a series of one digit numbers. This activity would be a quick and easy way to review this topic.
Worksheet
Curated OER

Addition Practice

For Students 2nd
In this addition worksheet, 2nd graders add the two digit addition equations without using the regrouping method. Students solve 20 problems. Students may also color in the Valentine's Day images.
Worksheet
Curated OER

Addition: one digit and two digit numbers

For Students 2nd
In this addition worksheet, 2nd graders add one and two digit numbers together without regrouping. Students complete 40 addition problems.
Worksheet
Curated OER

Whole Number Addition Level 6

For Students 2nd - 3rd
In this math worksheet, students practice 2 digit addition with regrouping. There are 12 problems on the page with ample space to show work.
Worksheet
Curated OER

Magic Squares and Adding on a Number Line

For Students 2nd - 3rd
In this math addition and subtraction worksheet, students solve 24 problems pertaining to addition magic squares, adding on a number line, adding money (English pounds) and basic addition and subtraction without regrouping. This page is...
Lesson Plan
Curated OER

Two Digit Addition

For Teachers 1st - 2nd
In this math worksheet, students practice working out problems with the operation of addition without the need for regrouping.
Lesson Plan
Curated OER

Add the Double Digit Numbers

For Teachers 1st - 2nd
In this math worksheet, students practice addition of double digit numbers for both addends. There is no regrouping in these 12 problems. Problems are written vertically.
Worksheet
Curated OER

Addition of 3 Digit Numbers

For Students 2nd - 3rd
In this math worksheet, learners solve 25 problems in which 3 digit numbers are added with carrying. The problems are written in vertical format with ample spacing.
Worksheet
Curated OER

Tens Barrier Addition/6

For Students 2nd - 3rd
For this addition worksheet, students solve 36 problems in which two digit numbers are added to one digit numbers. Problems may need to be rewritten and stacked to make it easier for students to regroup.
Worksheet
K12 Reader

Estimation

For Students 2nd - 3rd Standards
When is it a good idea to use estimation? Learn about estimation and rounding with a reading comprehension lesson. After kids read a passage about estimation, they answer five comprehension questions on the other side of the page.
Lesson Plan
Curated OER

Less is More: Subtraction in Action

For Teachers K - 4th
Students participate in group games to help review the concept of subtraction. During the games, they practice subtracting two-digit numbers and the concept of borrowing. They review their answers with the class and move on to...

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