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Worksheet
Curated OER

Adding and Subtracting Integers

For Students 7th - 12th
For this adding and subtracting integers worksheet, students find the sum or difference of 9 problems. Students then evaluate 4 expressions given certain values.
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Lesson Plan
Curated OER

Applications and Problem Solving

For Teachers 6th - 8th
In this math worksheet, students solve the problems after translating them into algebraic expressions. Special attention is paid to converting the measurement units.
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Worksheet
Curated OER

Addition of Decimals

For Students 4th - 5th
In this addition of decimals worksheet, students work out 9 addition problems in their heads, add $4.99 to 8 amounts of money and $9.99 to 4 amounts of money.
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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.
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Worksheet
Curated OER

Addition of Decimals

For Students 4th - 5th
In this addition of decimals worksheet, students solve 9 addition problems only in their heads and write down their answers. Students add $5.99 to 8 amounts of money and $9.99 to 4 amounts of money.
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Worksheet
Curated OER

Adding a Single Digit

For Students 3rd - 4th
In this addition worksheet, students mentally add 20 single digit numbers to 20 three digit numbers as fast as they can without working them out on paper. Students then add 5 additional single digit numbers to 5 three digit numbers and...
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Worksheet
Curated OER

Regroup Ones: Reteach

For Students 1st - 2nd
In this regrouping ones worksheet, students review steps to help them add using regrouping. Students find the sums for ten addition problems. Students write yes for each exercise where they regrouped ones to make a ten.
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Worksheet
Curated OER

Shape Addition and Subtraction

For Students 2nd - 3rd
In this addition and subtraction worksheet, students use the key with 10 shapes that have a corresponding number. Students solve 6 problems in which the geometric shapes alone are shown in an addition or subtraction problem. Students...
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Lesson Plan
Curated OER

Adding Two Digit Numbers with Using Dimes and Pennies

For Teachers 2nd
Second graders participate in a math game using dimes and pennies. They practice combining coins to make a given amount of money, and they use the combinations to practice adding two digit numbers. Teacher assessment strategies and...
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Lesson Plan
Curated OER

Divisibility Rules

For Teachers 6th - 7th
In this divisibility rules worksheet, students solve problems using the division rule for the number three. Examples and explanations are given prior to the exercise. This one-page worksheet contains approximately 20 problems.
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Lesson Plan
Curated OER

Carry and Borrow

For Teachers 2nd
Second graders complete basic math computations. In this addition and subtraction activity, 2nd graders learn how to carry and borrow numbers when adding and subtracting. Students learn a carrying song to help them remember. Students...
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Lesson Plan
Curated OER

Get it Straight Mr. Decimal!

For Teachers 3rd - 5th
Students work with decimals. In this decimal instructional activity, students participate in a hands-on group activity that enable them to review to how to appropriately add and subtract decimals.
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Lesson Plan
Curated OER

Adding And Subtracting Decimals

For Teachers 4th - 5th
In this adding and subtracting decimals worksheet, students, with a partner, problem solve and calculate the answers to ten addition and subtraction equations or word problems.
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Lesson Plan
Alabama Learning Exchange

Pizza! Pizza! Pizza!

For Teachers 5th Standards
Fifth graders practice using money in everyday situations. They use their addition and subtraction skills as they work in cooperative groups to solve problems involving decimals.
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Lesson Plan
Curated OER

Three-Digit Addition and Subtraction With Regrouping

For Teachers 2nd
Second graders access prior knowledge of addition and subtraction using two-digit numbers and calculate easily with them. In this three-digit addition lesson, 2nd graders learn to add and subtract three-digit numbers with and without...
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Interactive
Curated OER

Estimating and Rounding-Pretest Questions

For Students 4th - 5th
In this estimating and rounding worksheet, students complete a set of 10 multiple choice questions. Students may click on a link for answers or to print page.
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Worksheet
Curated OER

Adding Negative Numbers

For Students 7th - 8th
In this middle school worksheet, students add signed numbers. The two page worksheet contains thirty questions. Answers are not provided. 
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Lesson Plan
Pennsylvania Department of Education

Comparing Sets

For Teachers Pre-K - 2nd
Students count back with cubes to model subtraction problems. In this subtraction lesson plan, students compare sets of problems and record their results in a table.
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Lesson Plan
Curated OER

Math Lesson Study Plan

For Teachers 2nd
Second graders find missing addends by solving math word problems. In this missing addend lesson, 2nd graders work in a whole group setting to find the missing addends in word problems before using the strategies to work independently....
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Worksheet
Curated OER

Doubles Plus One: Homework

For Students 1st - 3rd
In this addition worksheet, students find the sum of 12 "doubles plus one" problems. Students then solve a related word problem, then draw or write to explain their work.
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Worksheet
Curated OER

More Factoring

For Students 9th - 10th
In this factoring worksheet, students identify the coefficients in the polynomial and then use factoring to simplify the problem. Explanations and examples are provided. This two-page worksheet contains ten problems.
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Interactive
Curated OER

Multiplication and Division for Grade 2

For Students 2nd
In this multiplication and division for grade 2 worksheet, 2nd graders answer ten multiple choice problems, with answers available at the bottom of the screen.
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Lesson Plan
Curated OER

Popsicle Stick Regrouping Fun

For Teachers 2nd - 3rd
Students demonstrate regrouping in subtraction. In this math computation instructional activity, students use popsicle sticks to practice the regrouping strategy. Students practice several examples of regrouping problems in small groups.
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Lesson Plan
Curated OER

Ants in Your Pants

For Teachers 1st
First graders read "One Hundred Angry Ants" by Elinor Pinczes. They identify various sums that equal ten and display them on a chart.