Worksheet
Curated OER

Rapid Addition and Subtraction

For Students 3rd - 4th
For this addition and subtraction worksheet, students solve as many of the 40 addition and subtraction math problems as fast as they can with as much accuracy as they can.
Printables
K-5 Math Teaching Resources

Base Ten Cards (tens and ones)

For Students K - 2nd Standards
Strengthen your class's understanding of place value with this series of base-ten flash cards. Including illustrations representing a variety of numbers from 13 to 94, this resource can be used in many different ways...
Worksheet
Curated OER

Two-Digit Addition and Subtraction No Regrouping (A)

For Students 2nd - 4th
In this addition and subtraction instructional activity, students find the sums and differences by adding and subtracting two-digit numbers with no regrouping. Students solve 36 problems.
Interactive
CK-12 Foundation

Addition and Multiplication Properties with Real Numbers: The Secret of Subtraction

For Students 6th - 8th Standards
An interactive boosts mathematicians' knowledge of subtracting integers using a horizontal number line by way of multiple-choice, true or false, and discussion questions. 
Worksheet
Curated OER

Properties of Addition and Subtraction

For Students 3rd - 4th
In this using properties to solve word problems, students find the sums and differences of two-digit numbers using the zero property and the order property of addition to problem solve. Students solve six problems.
Worksheet
Curated OER

Add and Subtract Two-Digit Numbers

For Students 2nd
Learners complete two double-digit problems, one addition and the other subtraction. They also determine the missing addend in two additional problems. An explanation as to how to solve both problems is included. 
PPT
Curated OER

Two-Digit Addition

For Teachers 2nd - 3rd
In need of a few good problems for the class to solve every morning? Each of the eight slides contain six double-digit addition problems which would be perfect as a morning math warm-up, skills and drills practice, or to be completed as...
Worksheet
Math Worksheets Land

Add and Subtract to 100

For Students 1st - 2nd Standards
Give your scholars some basic practice with addition and subtraction problems. Because the answers are explained at the bottom, consider projecting this and covering up the bottom, revealing only after class responses have been shared....
Worksheet
Math Worksheets Land

Add and Subtract to 100

For Students 2nd - 3rd Standards
Get some practice with double-digit addition and subtraction from all directions! Learners complete two equations for each operation, one horizontally and one vertically. Consider your objective with this one; do you want scholars to use...
Worksheet
Curated OER

Add and Subtract to 100

For Students 1st - 3rd
These addition and subtraction problems probably aren't written the way your scholars are used to seeing them, especially since they have double-digit addends and subtrahends. This set of eight horizontal equations gives...
Worksheet
Math in English

Number Patterns

For Students 3rd - 5th Standards
Build the pattern recognition skills of young mathematicians with this simple skills practice worksheet. Given nine different sequences of two-digit numbers, children must identify the pattern and determine the next three numbers in...
Worksheet
Curated OER

One-Digit Addition and Subtraction No Regrouping (B)

For Students 1st - 3rd
In this addition and subtraction worksheet, learners find the sums and differences of one-digit numbers with no regrouping. Students solve 47 problems.
Lesson Plan
Curated OER

One-Digit Addition and Subtraction (B)

For Teachers 1st - 3rd
In this addition and subtraction worksheet, students find the sums and differences of one-digit numbers. Students solve 49 problems.
Lesson Plan
Curated OER

Two-Digit Addition and Subtraction No Regrouping (P)

For Teachers 2nd - 3rd
For this addition and subtraction practice worksheet, students solve 36 problems that require them to add and subtract with 2-digit numbers and no regrouping.
Lesson Plan
Curated OER

Two-Digit Addition and Subtraction No Regrouping ((Q)

For Teachers 1st - 3rd
In this addition and subtraction practice worksheet, learners solve 36 problems that require them to add and subtract with 2-digit numbers and no regrouping.
Lesson Plan
Curated OER

Two-Digit Addition and Subtraction No Regrouping (R)

For Teachers 1st - 3rd
For this addition and subtraction practice worksheet, students solve 36 problems that require them to add and subtract with 2-digit numbers and no regrouping.
Lesson Plan
Curated OER

Two-Digit Addition and Subtraction No Regrouping (T)

For Teachers 1st - 3rd
In this addition and subtraction practice worksheet, students solve 36 problems that require them to add and subtract with 2-digit numbers and no regrouping.
Lesson Plan
Curated OER

Two-Digit Addition and Subtraction No Regrouping (S)

For Teachers 1st - 3rd
In this addition and subtraction practice worksheet, students solve 36 problems that require them to add and subtract with 2-digit numbers and no regrouping.
Lesson Plan
Curated OER

What's That Number? 1-Digit Addition and Subtraction

For Teachers 1st - 2nd
In this subtraction and addition worksheet, students fill in missing numbers in problems necessary to arrive at given answers. All problems use 1-digit numbers only.
Lesson Plan
Curated OER

Two-Digit Addition and Subtraction No Regrouping (B)

For Teachers 2nd - 4th
In this adding and subtracting two-digit numbers worksheet, students find the sums and differences with no regrouping. Students solve 36 problems.
Printables
Curated OER

Caterpillar Math Game

For Teachers 1st - 3rd Standards
Invite your youngsters to practice addition and subtraction by playing this game. Kids must determine the answer to each math problem and place that problem on the segment of the caterpillar that holds the answer.
Lesson Plan
Curated OER

Yummy Gummy Subtraction

For Teachers K - 3rd
Here is a quick 15 minute lesson intended to introduce subtraction. Learners count and subtract gummy bears to complete 5 problems. The lessons suggest that the gummy bears can be saved and used the next day, but gummy bears get gross...
Lesson Plan
Curated OER

Lesson Design Protocol: Add and Subtract

For Teachers 3rd - 4th Standards
Addition and subtraction are studied in this math instructional activity. Upper graders add and subtract whole numbers up to 1,000 with and without regrouping.
Interactive
Curated OER

My Test Book: Addition and Subtraction

For Students 2nd - 3rd
In this online interactive math skills activity, students solve 10 multiple choice math problems regarding addition and subtraction of 2-digit numbers. Students may view the correct answers.