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Worksheet
Curated OER

Solving Inequalities by Using Addition and Subtraction

For Students 7th - 10th
In this solving inequalities worksheet, students solve 12 inequalities using addition and subtraction. Several inequalities involve having variables on both sides.
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PPT
Curated OER

Addition and Subtraction up to 100

For Teachers 4th - 5th
After reviewing double-digit addition and subtraction up to and from 100, learners are introduced to addition and subtraction up to and from 10,000. A grid is used along side number decomposition to help them solve a word problem...
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Lesson Plan
Curated OER

Solving Inequalities By Using Addition And Subtraction

For Teachers 7th
Seventh graders solve inequalities using addition and subtraction. They write number sentences based on word problems.
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Lesson Plan
Curated OER

Alexander Used to Be Rich

For Teachers K - 2nd
Reading Alexander, Who Used to Be Rich Last Sunday, launches this lesson appropriate for children who recognize coins and have been introduced to coin values. Using addition and subtraction skills, the class tracks Alexander’s spending...
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Lesson Plan
BBC

Simple Addition and Subtraction

For Teachers K - 1st
Here is a wonderful lesson designed for young mathematicians. In it, they employ simple addition and subtraction strategies in order to solve word problems. There are some excellent activity sheets embedded in the plan to make the...
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Lesson Plan
Curated OER

Addition and Subtraction - First Grade

For Teachers Pre-K - 2nd Standards
Twenty-five multiple choice addition and subtraction problems fill the six-page worksheet. Many are word problems that include graphics to help learners visualize the situation. A useful tool in meeting Common Core standards!
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Worksheet
Curated OER

Writing Equations: Addition and Subtraction 0 to 20

For Students 2nd - 3rd
In these subtraction and addition worksheets, students write the equations for the addition and subtraction sentences. Students solve 28 problems.
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Lesson Plan
Scholastic

Adding and Subtracting Ten

For Teachers K - 2nd Standards
Developing fluency with basic addition and subtraction is fundamental to the success of all young mathematicians. This four-day lesson series begins with learners using ten-frames and hundreds charts to recognize patterns when adding and...
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Worksheet
Curated OER

Reading Tally Charts #2

For Students K - 2nd Standards
Keep count with tally marks! First graders practice reading tally marks with this straightforward learning exercise. They work with interpreting data from a chart, as well as working with addition and subtraction under 20. A great math...
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Worksheet
Curated OER

Reading Tally Chart

For Students 1st - 2nd
As learners explore data analysis have them practice reading tally charts using these examples. They answer basic questions about each of three charts, employing addition and subtraction skills. For example, a chart tallying t-shirts...
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Worksheet
Mt. San Antonio Collage

Inequalities in a Triangle

For Students 9th - 12th Standards
Stuck with triangle proofs? Take a 180° and provide learners with a guided worksheet that tests their knowledge with triangle inequalities. The questions require different types of proofs that range in levels of difficulty. 
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Lesson Plan
Curated OER

Graphing Linear Equations and Inequalities

For Teachers 9th - 10th
Students discuss methods to solve equations and inequalities with one variable. As a review, they write Addition and Subtraction properties of equality and Multiplication and Division properties of equality. Students graph points, write...
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Worksheet
Curated OER

Explore Addition and Subtraction of Decimals

For Students 4th - 5th
Exploring problem solving involving the addition and subtraction of decimals can be done with word problems. In this worksheet on decimals, students add and subtract distances measured in miles and expressed as decimals. This worksheet...
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Worksheet
Curated OER

Properties of Addition and Subtraction

For Students 3rd - 4th
For 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.
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Lesson Plan
Willow Tree

Solving Inequalities

For Students 8th - 11th Standards
What does solving an inequality have in common with solving an equation? Almost everything! A math resource focuses on the one exception. The examples lead learners through the steps of solving an equality when multiplying or dividing by...
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Lesson Plan
Illustrative Mathematics

Field Day Scarcity

For Teachers K - 2nd Standards
Introduce young mathematicians to concepts of financial literacy with this open-ended word problem. With seven dollars to spend during field day and given a list of available items and their prices, children must determine how they want...
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Worksheet
Curated OER

Addition and Subtraction Problems: numbers to 20

For Students 2nd - 4th
You'll never be out of subtraction worksheets again. Here are 11 different sheets that require learners to add or subtract to find sums or differences up to or less than 20. Perhaps these can be used at home, at a work station, or to...
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Worksheet
Curated OER

Place Value, Addition, and Subtraction

For Students 2nd - 3rd
In these math review worksheets, students complete several addition, subtraction, and place value problems. Students complete 17 problems.
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Assessment
Concord Consortium

The Trouble with Tables

For Students 2nd - 5th Standards
Tackle these tables. A performance task has learners complete two puzzles using addition and subtraction. They must fill in tables with missing addends, sums, minuends, subtrahends, or differences.
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Worksheet
Curated OER

Mixed Addition and Subtraction Word Problems Two Version 1

For Students 5th - 6th
In this word problems worksheet, students read the word problems and use addition or subtraction to solve the problems. Students solve 5 word problems.
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Worksheet
Curated OER

Solve Two Step Inequalities

For Students 9th - 11th
In this algebra worksheet, students solve inequalities using addition, subtraction, multiplication and division. Answers to the 6 problems could also be graphed. An answer key is provided.
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Assessment
Los Angeles County Office of Education

Assessment for the California Mathematics Standards Grade 1

For Students 1st Standards
Here is an assessment designed to test mathematicians' knowledge of writing numbers, comparing numbers, skip counting, solving addition and subtraction problems; along with measuring objects, telling time, identifying shapes, reading...
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Lesson Plan
Curated OER

Peanut Math

For Teachers 2nd - 3rd
I really like this clever activity on using peanuts to help facilitate the learning of addition and subtraction for your young mathematicians. Youngsters use peanuts as "counters" for a variety of math problems that include greater than...
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Activity
Illustrative Mathematics

Toll Bridge Puzzle

For Teachers 2nd - 3rd Standards
Here is a great problem-solving activity for young mathematicians. Intended solely for instructional purposes, the activity is appropriate for learners to add four numbers together. Not only must they add four numbers together,...