Lesson Plan
Curated OER

Book Title: You Can’t Buy a Dinosaur with a Dime

For Teachers 3rd - 4th
Students explore the concepts of multiple digit addition and subtraction. For this addition and subtraction lesson, students read the book You Can’t Buy a Dinosaur with a Dime and then discuss methods for solving a particular math...
Worksheet
Curated OER

Mental Math Skills

For Students 2nd - 3rd
For this mental math worksheet, students use a number line to count backwards and forwards, add doubles, add and subtract one, and add one-digit numbers. Students solve thirty problems.
Lesson Plan
Curated OER

Codebreaker Math

For Teachers 2nd - 3rd
Young scholars solve addition and subtraction problems and decipher and write messages using a code. They read and discuss an informational fact sheet about the Navajo code talkers from World War II, and decode and re-code messages...
Worksheet
Curated OER

St. Patrick's Day Missing Digits (J)

For Students 3rd - 5th
In this St. Patrick's Day missing digits worksheet, pupils figure out the missing numbers in twenty-two addition, subtraction and multiplication equations.
Worksheet
Super Teacher Worksheets

Number Patterns

For Students 3rd - 5th Standards
Pattern recognition is an essential step in the development of young mathematicians fluency with the four basic operations. This simple skills practice worksheet asks children identify and complete three different...
Worksheet
Curated OER

Three-Digit Subtraction, No Regrouping

For Students 2nd - 4th
Subtract a three-digit number! Your class will have no problem subtracting two and three-digit numbers after practicing with this worksheet. There are 20 problems to solve, no regrouping, borrowing, or trading involved.
Lesson Plan
Curated OER

Add or Subtract Whole Numbers Up to 1000

For Teachers 3rd - 4th
Elementary schoolers solve practice problems on the board and are shown how to line up the numbers for addition. They solve various addition problems in small groups. Everyone continues the same process for solving subtraction problems.
Worksheet
Curated OER

Three-Digit Addition and Subtractions [M]

For Students 3rd - 4th
In this addition and subtraction worksheet, students complete a total of 49 problems, adding or subtracting 3 digit numbers. Answers included on page 2.
Worksheet
Curated OER

Addition Subtraction

For Students 2nd - 5th
In this sum and difference worksheet, students find the sum and difference of one digit numbers in word form and in number form. Students complete 11 problems total.
Worksheet
Curated OER

Double Deckers- Addition and Subtraction Practice

For Students 1st - 2nd
In this addition and subtraction learning exercise, students complete number sentences using the given digits. They write an addition problem on top of a subtraction problem by filling in the blanks that are shown in pictures of double...
Worksheet
Helping with Math

Subtraction: 4-digit numbers

For Students 3rd - 5th Standards
Twenty four subtraction problems are displayed on this printable learning exercise. All of the problems involve taking a four-digit number away from a greater four-digit number. Regrouping is required in some cases. This nifty homework...
Lesson Plan
Curated OER

Make a Match

For Teachers 2nd
Second graders examine the relationship between addition and subtraction. For this number sense lesson, 2nd graders practice their computation skills and use various strategies (including manipulatives and calculators)  to...
Worksheet
Curated OER

Elimination Using Addition and Subtraction

For Students 10th - 12th
In this systems of equations worksheet, students use the elimination method to solve systems of equations. An example and explanation is given at the beginning of the worksheet. This one-page worksheet contains ten problems.
Organizer
Curriculum Corner

Second Grade Summer Math Practice Book

For Students 1st - 3rd Standards
Stop the summer lag with a set of second grade Common Core based math practice sheets. Learners fill in hundreds charts with missing numbers up to 1,000. They practice writing numbers in standard, expanded, and word form. Children also...
PPT
Curated OER

Who Wants to Win Millions: Subtraction

For Teachers 3rd - 4th
Review subtraction skills with this entertaining game. Learners answer a series of subtraction problems involving two and three digit numbers. This resource could be used a a quick class review or as a center activity. 
Worksheet
DK Publishing

Subtracting Big Numbers, part 2

For Students 3rd - 4th Standards
Get some subtraction practice with a multi-faceted math worksheet. After reviewing two sample subtraction problems at the top of the page, third graders solve for the differences of vertical problems, horizontal problems, and word...
Activity
Pedago Net

Math Games Using Dice and Cards to Promote Mental Strategies

For Teachers 3rd - 5th
Develop mental math skills using these fun partner games. Covering basic operations, each one offers differentiation options, extension ideas, and clear directions. Dice or cards is all you'll need to keep kids' attention as they...
Worksheet
Curated OER

Math in English Skills IV Exercise Book: Multi-Digit Addition, Subtraction, Multiplication and Division

For Students 1st - 6th
No one can deny the relationship between addition, subtraction, multiplication, and division. However, it's not always easy for learners to see the connection between basic operations. Help your class by providing them with an entire...
Worksheet
Curated OER

Math Mammoth End of the Year Test--Grade 1

For Students 1st
In this first grade math assessment worksheet, 1st graders complete 22 math problems based on the topics that were taught in first grade. The topics include telling time, solving word problems and addition and subtraction computation...
Worksheet
Curated OER

Order of Operations (Double Digit-Three Factors)

For Students 7th - 8th
In this math worksheet, students solve multi-step computation problems. Each problem involves three numbers and a mix of addition, subtraction and multiplication. Students use the rules of order of operations to work the problems....
Worksheet
Curated OER

Addition: Number Bonds to 40

For Students 2nd - 3rd Standards
In this addition and subtraction worksheet, students use their problem solving skills to solve 41 problems as they fill in the missing numbers in each of the problems.
Worksheet
Curated OER

Star Math

For Students K - 1st
Practice basic subtraction and addition with your kindergarten class. The first two sections of the worksheet feature simple addition and subtraction problems, written in the horizontal format. The last section provides the problem and...
Lesson Plan
Curated OER

Number Base Clocks

For Teachers 4th - 9th
Students investigate place value in base ten. In this number sense lesson, students participate in an online lesson at www.shodor.org/interactivate/activities/NumberBaseClocks and demonstrate how to convert numbers from base ten to other...
Worksheet
Curated OER

Subtraction: Two Digit By One Digit With Regrouping

For Students 3rd Standards
In this subtraction worksheet, 3rd graders find the differences to 30 problems in which they subtract a one digit number from a two digit number. They regroup as needed.