Worksheet
Math Salamanders Ltd.

Addition Up to 20, Sheet 3

For Students 1st - 3rd Standards
This activity focuses on adding numbers to sums of 20. Pupils complete a set of 24 problems by adding numbers to 20. A number line and reference website are given for additional activities.
Lesson Plan
Curated OER

A Human Number Line

For Teachers 8th
Eighth graders act out a number line using integers -10 to 10 on large cards. They practice addition and subtraction of these integers to gain explain the relative size of numbers.
Lesson Plan
EngageNY

Rational and Irrational Numbers

For Teachers 10th - 12th Standards
Back to the basics: learning how to add numbers. The 17th installment of a 35-part module first reviews addition techniques for rational numbers, such as graphical methods (number line) and numerical methods (standard algorithm). It goes...
Lesson Plan
Curated OER

Addition of Integers

For Teachers 6th
Become familiar with adding integers by practicing examples using negative and positive numbers. Students discuss how they arrived at their answers.
Lesson Plan
Illustrative Mathematics

Comparing Freezing Points

For Teachers 6th - 7th Standards
Subtracting negative numbers can be confusing to your middle schoolers. Here, they are able to draw a number line and put their answer in sentence form to check their understanding of negative numbers. 
Lesson Plan
Curated OER

Jumping Addition

For Teachers 1st - 2nd
Students add and jump using a number line. In this jumping addition lesson students solve addition problems. Students work with a partner to solve a series of addition problems.  
Worksheet
Curated OER

Two Digit Addition With Regrouping Worksheet #5

For Students 1st - 3rd
In this addition worksheet, students solve 20 problems in which two digit numbers are added. There will be carrying on this page.
Learning
1
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Curated OER

Making Math More Fun

For Teachers K - 5th Standards
Trick young mathematicians into practicing their basic arithmetic with this extensive collection of fun math games. Whether you're teaching addition, subtraction, multiplication, division, place value, or even fractions, there is a...
Worksheet
Curated OER

Integers and the Number Line

For Students 6th - 7th
In this integers and number line worksheet, students solve and complete 27 different problems that include identifying integers on a number line. First, they name the coordinate of each point on a number line. Then, students graph each...
Worksheet
Curated OER

Two-Digit Addition Problems With Regrouping

For Students 1st - 2nd
In this math worksheet, students solve two-digit addition problems with regrouping. The worksheet includes a number line to help students solve the problems.
Worksheet
Curated OER

Adding Signed Numbers

For Students 7th - 9th
In this middle school mathematics/Algebra I worksheet, learners explore addition of signed numbers.  Problems are diagrammed on a number line for student interpretation.  The six page worksheet contains twenty-five problems...
Worksheet
Curated OER

On Board with Numbers

For Students 3rd - 5th
In this number line worksheet, students use the number line to complete the train schedule, write equations for each schedule and write how they completed the schedule. Students complete 11 problems.
Lesson Plan
Curated OER

Interesting Integers

For Teachers 5th - 7th
Upper elementary and middle schoolers practice solving addition and multiplication problems with positive and negative numbers. They use a number line initially to help find a solution.
Assessment
Math Learning Center

Fourth Grade Assessments and Scoring Checklists, Common Core State Standards

For Teachers 4th Standards
Find out how your class is progressing in math with a set of assessments. Learners finish a baseline assignment to assess where they are beginning the year and then work on tests with increasing difficulty as the year progresses.
Lesson Plan
Curated OER

Introduce Double-Digit Addition

For Teachers 3rd - 4th
Students generate a list of numbers then classify them into groups of single digit and double-digit numbers. After listening to a children's book about double-digit addition, they work with tens and ones blocks to solve double-digit...
Unit Plan
National Security Agency

Introducing Integers and Their Operations

For Teachers 6th - 8th Standards
There's nothing negative about this mini-unit on integers! Engaging young mathematicians in a series of hands-on activities and collaborative learning opportunities, this resource offers an excellent way to introduce your class...
Handout
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West Contra Costa Unified School District

Adding Numbers

For Students K - 6th Standards
Support math instruction at home with a helpful reference sheet designed for parents. Three pages cover the subject of addition with written details and labeled pictures. 
Printables
Virginia Department of Education

Mathematics Vocabulary Cards - Kindergarten

For Teachers K
Enhance your math lesson with a series of pictures that illustrate different math concepts. The vocabulary includes a variety of ideas and pictures including fractions, ordinal numbers, picture graphs, and number lines.
Worksheet
Curated OER

Number Line

For Students 1st - 2nd
In this basic mathematics worksheet, students fill in the missing numbers on each of the number lines shown. They add or subtract to find the missing numbers for each line.
Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 3rd
Here are some number lines that need to be completed. There are two number sequences, one to test addition skills and the other for subtraction. Both sequences include counting by 10, but the subtracting question has scholars count...
Worksheet
Curated OER

Adding Integers Using an Integer Line

For Students 5th - 6th Standards
In this integers activity, students use integer lines to add the positive and negative numbers. They can show the answers online.
Worksheet
Curated OER

Negative Numbers Practice Sheet

For Students 4th - 5th
Fourth and Fifth graders should benefit from this negative and positive number addition worksheet. There are 90 problems to solve; each has a negative number plus a positive number. There are also a few subtraction problems sprinkled in...
Unit Plan
Buffalo State

Adding and Subtracting Positive and Negative Integers

For Teachers 7th
A well-rounded unit on positive and negative integers is a great addition to your middle school math class. Learners work through five activities, each focused on a different skill, before playing a Game of Life to practice the...
Worksheet
Curated OER

Addition Word Problems #1

For Students 2nd - 3rd Standards
Math is all around us, and scholars observe various addition scenarios as they solve 15 word problems. Each of these involve two-digit addends, some of which are money values. Although there are no decimals or fractions, learners do...