Worksheet
EdHelper

Subtraction

For Students 1st - 2nd
In this subtraction worksheet, students solve the single and double digit subtraction equations. Students solve 28 subtraction problems.
Worksheet
EdHelper

Subtraction

For Students 1st - 2nd
In this subtraction worksheet, students solve the subtraction problems for the double digit equations. Students solve 25 subtraction problems.
Worksheet
Curated OER

Graph Equations

For Students 4th - 6th
In this graphing learning exercise, students solve a set of 6 word problems, finding the value of X, making values equal to a given number, writing function rules and determining inputs and outputs.
Worksheet
Curated OER

Factoring The Difference of Two Perfect Squares

For Students 8th - 9th
In this factoring worksheet, students factor the difference of two perfect squares. All ten given equations contain at least one squared variable and one constant.
Worksheet
Curated OER

Sharpen Your Skills: Addition and Subtraction

For Students 1st - 2nd
In this addition and subtraction worksheet, students solve the equations that range from three digits to five digits. Students must either add to solve or subtract.
App
1
1
Pala Software

MathBoard

For Students 3rd - 10th Standards
Do you want to practice arithmetic skills from simple addition facts, to cubes and square roots, to solving one-step equations? Here is a great app for practicing and learning everything from arithmetic practice using integers to solving...
Worksheet
Curated OER

Math Mountain Families Challenge

For Students 1st - 2nd
This worksheet requires finding the missing number in the equation using addition and subtraction. Learners solve four problems. A key is provided.
Handout
Del Mar College

Finding the Domain

For Students 9th - 12th Standards
Domain to a math teacher makes perfect sense, but it can seem like gibberish to high schoolers. As it is laid out in clear terms, domain is introduced and explained among all types of functions throughout the handout. The first three...
Activity
Florida Center for Instructional Technology

A Human Number Line: Teacher Notes

For Teachers 4th - 6th Standards
Twenty-one pieces of tagboard can lead your class to a greater understanding of integers when you use them to form a human number line. After creating this math tool, two strategies for adding and subtracting will have your...
Lesson Plan
Curated OER

Writing Number Sentences

For Teachers 6th - 8th
Students practice writing number sentences. After reading real world problems, they describe the same situation by writing a number sentence. Students use algebra tiles, or counters, to demonstrate the use zero pairs in solving...
Worksheet
Curated OER

Online Math Problems

For Students 4th - 6th
In this online math problems worksheet, students solve a variety of exercises including four addition and subtraction picture problems, figure out the sequence in four sets of numbers, practice nine calculations and find the missing...
Worksheet
Curated OER

Factoring #6

For Students 6th
In this problem solving worksheet, 6th graders practice factoring 10 polynomial mathematical equations involving addition and subtraction.
Worksheet
Curated OER

Factoring #7

For Students 6th
In this problem solving instructional activity, 6th graders solve 10 mathematical equations involving factoring polynomials using addition and subtraction.
Lesson Plan
Curated OER

Piecewise Modeling with Multiple Functions: Federal Debt

For Teachers 9th - 12th
Young scholars analyze data on debt and write an equation. In this statistics lesson, students are given data from different time periods, and are asked to graph and analyze the data. They work in groups, and are assigned different parts...
Lesson Plan
Curated OER

Number: Negative Numbers

For Teachers 5th - 6th
Pupils solve numerical equations with negative numbers. They use the number line to compare the relationship of numbers greater than zero to those less than zero. They practice starting at various points on the number line and then...
Activity
Illustrative Mathematics

Hitting the Target Number

For Students 2nd Standards
Make combinations to reach the target. Learners play a game to add and subtract numbers between 0 and 10 to reach a target number between 10 through 20. Teachers use the game to help pupils learn efficient ways to add and subtract within...
Interactive
CK-12 Foundation

Sums of Integers with Different Signs: Adding Between 10 and -10

For Students 6th - 8th Standards
Six questions make up an interactive designed to boost scholars' knowledge of integers. Mathematicians move symbols over a horizontal number line to aid in findings answers between 10 and negative 10. Question types include...
Activity
Under the Dome

The Candy Bowl Revisited

For Students 2nd Standards
Time for more candy! Learners view a video of a candy bowl where some of the candy is removed and more placed back. Scholars come up with questions about the scenario to answer and request additional information from the teacher. At the...
Worksheet
Curated OER

Linear Systems: Graphical Interpretation of Vectors

For Students 11th - Higher Ed
In this graphical interpretation of vectors worksheet, students execute operations of addition and multiplication by a scalar. They sketch results and determine the commutativity of vector addition. This three-page worksheet contains...
PPT
Curated OER

Who Wants to be a Champion?

For Teachers 4th - 6th
Some high-level addition and subtraction awaits your pupils in this engaging Jeopardy-style game. They can earn bronze, silver, and gold medals by answering questions correctly. The categories also include completing equations and...
Interactive
CK-12 Foundation

Marie Curie's Classroom

For Students 9th - 12th Standards
What makes some elements stable and others radioactive? Scholars adjust the number of protons and neutrons in an element then observe its decay. The simulation includes a graphical representation and the chemical formula, as well as...
AP Test Prep
College Board

2017 AP® Chemistry Free-Response Questions

For Students 10th - 12th Standards
More than 83,000 scholars earned college credit, thus saving time and money by passing the AP Chemistry exam in 2017. Use the exact test questions covering concepts from activation energy to solubility to prepare for the upcoming...
Lesson Plan
Curated OER

Dinosaur Math

For Teachers 2nd - 4th
Learners read How to Train with a T.Rex and Win 8 Gold Medals and solve math problems.  In this dinosaur math lesson, students write a math story to go with the dinosaur story.  Learners discuss the needed strategies. Students...
Worksheet
Curated OER

Combine Like Terms 1

For Students 4th - 6th
In this math worksheet, students problem solve thirty-six equations dealing with addition, multiplication and subtraction. Students check their answers when completed.