Worksheet
Curated OER

Addition: 3-Digit Sums (Carrying Tens)

For Students 2nd - 4th
In this addition practice worksheet, students improve their math skills as they solve 30 problems that require them to add 2-digit numbers to 2-digit numbers
Worksheet
DK Publishing

Tricky Word Problems - Choosing the Operation

For Students 2nd - 3rd Standards
Decipher the equations in these addition and subtraction word problems. Two examples at the top of the page guide second graders as they solve the rest of the problems. There is no space to write out the equation, but there is a place to...
Worksheet
Curated OER

Fractions

For Students 6th - 8th
In this fraction worksheet, students find the sum and difference of fractions with unlike denominators. They multiply and divide fractions. Simple fractions, as well as mixed numbers are provided in this worksheet. This two-page...
Worksheet
Curated OER

Subtraction: One Digit from Two Digits With No Regrouping

For Students 3rd Standards
In this subtraction instructional activity, 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.
Worksheet
Curated OER

Addition: 2-digit + 2-digit - Regrouping

For Students 3rd Standards
In this addition worksheet, 3rd graders focus on the addition of double digit numbers. Students solve for 30 problems using regrouping where necessary.
Worksheet
Curated OER

Substitution into Formulae

For Students 5th - 6th
In this substituting numbers worksheet, students solve 30 problems in which numbers are substituted into algebraic expressions. This page is intended as an online activity, but may be completed on paper.
Worksheet
Curated OER

More Thousands

For Students 5th - 8th
In this thousands worksheet, students fill in commas to numbers, read numbers, add numbers, and more. Students complete 7 sets of problems.
Worksheet
Lorain County Community College

Solving Linear Equations

For Students 7th - 10th Standards
Put your mathematicians to the test and see if they can solve this activity full of multi-step equations with rational numbers. Add, subtract, multiply, and divide with fractions and decimals to solve for x. The top of the activity has...
Worksheet
Curated OER

Addition Worksheet: Totals 19 or Less #1

For Students 2nd - 3rd Standards
In this addition worksheet, students complete a total of 35 problems, all answers to problems total 19 or less. Worksheet included links to answers and additional worksheets.
Worksheet
Curated OER

Addition Worksheet: Totals 10 or Less #2

For Students 2nd - 3rd Standards
In this addition activity, students complete a total of 35 problems, all answers to problems total 19 or less. Worksheet included links to answers and additional worksheets.
Worksheet
Curated OER

Addition: Sums to 18

For Students 1st - 2nd Standards
In this addition worksheet, students complete a total of 30 problems, all answers to problems total 18 or less. Worksheet included links to answers and additional worksheets.
Lesson Plan
Consumers Energy

The Cost of Electricity

For Teachers 6th - 12th Standards
How much is your toaster costing you every day? Young environmentalists calculate the monetary costs of household appliances based on their average consumption of wattage.
Worksheet
Curated OER

Refresh Your Memory

For Students 2nd - 3rd
In this math worksheet, students break down one digit numbers by thinking of numbers which can be added together to get that sum. Students then relate simple subtraction facts in the same family. There are 15 problems.
Worksheet
Curated OER

Add Groups of 10

For Students 2nd - 3rd
In this addition worksheet, students count each group and write the 2-digit number in the top boxes. Students add the number shown in each table to this number. Students draw a line for each extra 10 added. Students record the total at...
Worksheet
Curated OER

The Math Lesson 1: Fractions

For Students 3rd - 4th
In this fractions practice learning exercise, students use their problem solving skills to solve 275 problems that require them to add and subtract fractions and mixed numbers.
Worksheet
Raytheon

Mixed Fractions

For Students 6th - 8th
In this mixed fractions worksheet, students add, subtract, multiply, and divide mixed fractions. Students complete 27 problems.
Worksheet
Curated OER

Operations with Radical Expressions

For Students 7th - 10th Standards
Learners add, subtract, and multiply radical expressions. The worksheet includes like and unlike radicands. Use as a study guide during a lesson or for skills practice.
Worksheet
Curated OER

Estimating Sums and Differences

For Students 4th
In this estimation worksheet, 4th graders estimate the sum or difference of 15 math problems. Students write their answers underneath each math problem on the worksheet.
Worksheet
Curated OER

Addition / Subtraction Connection

For Students 3rd - 6th
In this addition and subtraction activity, students write addition and subtraction number sentences that relate to each other and solve word problems. Students complete 6 sets of problems.
Worksheet
Curated OER

Decimal Fractions with a Calculator

For Students 5th - 6th
In this decimals worksheet, students write what they had to do to change decimal numbers to other decimal numbers. Students complete 28 problems where they write if they added, subtracted, multiplied, or divided.
Worksheet
Curated OER

Snowflake Number Investigation

For Students K - 1st
In this number sentences learning exercise, students use the four numbers in snowflakes to write six addition sentences. Students do the same with four other numbers, this time writing and solving subtraction problems. All numbers are...
Worksheet
Curated OER

Linear Systems: Review of Vectors

For Students 12th - Higher Ed
In this review of vectors worksheet, students explore vectors and their uses. They multiply and subtract vectors and identify the linear combinations of given matrices. This two-page worksheet contains approximately ten problems.
Worksheet
Curated OER

Addition and Subtraction Vocabulary Problems

For Students 2nd - 3rd
In this addition and subtraction worksheet, students use the number sentences and clues to determine the numbers for each problem.
Worksheet
Curated OER

Choose the Operation: Plus or minus (up to 100)

For Students 2nd - 4th Standards
Investigate the relationship between addition and subtraction as scholars fill in these number sentences, each of which is missing a symbol. Is it a subtraction or addition equation? There are 20 of these to start, all written...

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