Arithmetic and Pre-Algebra Teacher Resources

Most elementary and middle schools just call this "Math". Here we cover everything from counting, number operations, and fractions to evaluating basic expressions and equations. All of this adds up to preparation for the eventual study of Algebra.
Showing 25 - 48 of 284 resources
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Plan an Adventure

For Teachers 5th - 8th Standards
For kids, taking a vacation is all fun and games, but after completing this pre-algebra project, they'll have a whole new appreciation for the planning that makes these trips possible. Given a budget of $5,000 to spend on purchasing the...
1:15
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What's the Addition Property of Inequality?

For Teachers 6th - 9th
The addition property of inequality is just like the addition property of equality. They each state that whatever is added to one side of the equation or inequality must be added to the other side. Watch this video and see how the...
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Algebra

For Students 6th
In this algebra worksheet, 6th graders solve for the variables multiplied by numbers in addition problems. Students complete 72 problems.
4:04
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What are Inverse Operations?

For Teachers 6th - 12th
Explore inverse operations. Video viewers watch as a teacher shows how to "undo" an operation by using the opposite operation. By the end, learners should grasp that addition is the opposite of subtraction and division is the opposite of...
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Basic Math Addition of Decimals

For Students 2nd - 3rd
In this addition of decimals worksheet, students complete a set of 16 simple problems. Page has multiple links to additional resources.
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Two-Step Equation Worksheet

For Students 6th - 10th Standards
Young mathematicians improve their ability to solve two-step algebraic equations with this simple skills practice worksheet. Offering five different problems involving the multiplication, addition, and subtraction of integers, this...
2:57
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How Do You Solve an Inequality With Variables on Both Sides?

For Teachers 6th - 12th
A direct instructional video of how to solve an inequality when you have the same variable on both sides of the inequality sign, this resource could be used in class or at home.
3:23
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How Do You Solve a Two-Step Equation with Fractions by Multiplying Away the Fraction?

For Teachers 6th - 12th
The instructor shows how to first multiply an equation to get rid of the fraction. This is one method to solving a multi-step equation. After getting rid of the fraction, he shows how to use the addition property of equality to further...
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Pre-Algebra Equations

For Students 3rd - 4th
In this solving pre-algebra addition equations activity, students use the sum and one addend to find the missing number. Students solve 10 problems.
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Adding & Subtracting Fractions and Mixed Numbers

For Students 7th - 9th
For this pre-algebra addition and subtraction of fractions and mixed numbers worksheet, students add or subtract fractions in the first 10 problems. They write the answers in simplest terms. They add or subtract mixed numbers in the last...
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Who Wants to Win Millions?

For Teachers 5th - 7th
Similar to the popular game Jeopardy, pre-algebra students will play to win. This game focuses on solving and writing simple equations using subtraction, multiplication, or addition. A great way to review for the big test!
1:44
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How Do You Rewrite Subtraction as Addition?

For Teachers 6th - 12th
A quick look at how to write a subtraction as an addition problem. The first value stays the same and the second value becomes the opposite value which is added to the first.
3:43
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How Do You Find the Additive Inverse of a Polynomial?

For Teachers 8th - 9th
Finding the additive inverse is not as complicated as you might think. The instructor demonstrates how to multiply each of the terms in the polynomial by -1 and explains how this works. But wait, there's a quicker way. What's that you...
3:25
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How Do You Solve a Decimal Inequality Using Addition?

For Teachers 8th - 9th
In order to solve this inequality use the addition property of inequality to isolate the variable. Don't forget that these are decimal numbers. So be sure to line up the decimals according to the rules of adding decimals.
1:38
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What is the Associative Property?

For Teachers 6th - 12th
A straightforward definition of the associative property of addition and multiplication, this resource could be used to help learners tackle the concept. You might consider giving the link to struggling class members so they can use it...
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Pre-Algebra Basic Operations: Decimals

For Students 6th - 7th
In this pre-algebra decimal worksheet, students complete a total of 28 problems performing multiplication, division, subtraction and addition of decimals and fractions. 
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Arithmetic Commutative Property of Addition 2 Worksheet

For Students 1st - 2nd
Here is a practice sheet perfect for building foundational math skills while providing structured practice. Learners solve 16 single digit math problems using the commutative property of addition.
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Arithmetic Commutative Property of Addition 4 Worksheet

For Students 1st - 3rd
Build strong algebraic reasoning skills as well as an understanding of the commutative property of addition. Learners work to solve 16 single digit addition problems using the fabulous commutative property.
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Basic Math Addition of Decimals

For Students 3rd - 4th
In this addition of decimals worksheet, learners complete a set of 16 simple problems. Page has multiple links to additional resources.
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Arithmetic Addition of Decimals 1

For Students 3rd - 4th
In this addition of decimals learning exercise, students complete a set of 16 simple problems using decimals to the hundredths place. Page has multiple links to additional resources.
5:30
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How Do You Subtract Polynomials Vertically?

For Teachers 7th - 9th
Subtract polynomials? Huh? First off, find the additive inverse of the number you are subtracting. Next, rewrite the polynomials one on top of the other. Make sure to line up the like terms and then write in placeholders. Now, add the...
2:20
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How Do You Use Addition to Solve an Inequality Word Problem?

For Teachers 8th - 10th
Word problems. Inequalities. Money. What? Does Marissa have enough money left in her bank account to go to the movies? One variable, two given amounts. Set up this inequality to determine how much Marissa needs to have in her bank...
8:32
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Signed Numbers, Addition and Subtraction

For Students 3rd - 7th Standards
Take the fear out of signed numbers. An educational video explains signed numbers as keeping the sign when both are the same, and offers tricks for what to do when one is positive and the other is negative.
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Equations

For Students 4th - 6th
In this decimal addition worksheet, students use their problem solving skills to solve 10 equations that require them to add and subtract using decimal numbers.