Worksheet
Curated OER

Adding Integers Using an Integer Line

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

Addition and Subtraction

For Students 1st - 2nd
In this addition and subtraction worksheet, students use the number line and the number search puzzle to help find the sums or differences for the 9 problems.
Worksheet
Curated OER

Addition Without Regrouping

For Students 1st - 2nd
In this finding the sums worksheet, students use a number line to help add one-digit and two-digit numbers with no regrouping. Students solve 20 problems.
Lesson Plan
Curated OER

Linear Inequalities

For Teachers 9th - 12th
Students solve linear inequalities. In this solving linear inequalities lesson plan, students solve one step inequalities algebraically. Students graph the solutions on a number line. Students compare the graphs of various inequalities...
Worksheet
Curated OER

Find the Missing Number

For Students 1st - 2nd
Kids can use the train themed number line to help them solve any of the 12 missing addend math problems. They must determine what plus the given number equals the provided answer.
Study Guide
Curated OER

Adding Integers with Two Colour Counters

For Teachers 9th - 10th
Students use the zero principle to add integers. In this algebra lesson, students add positive and negative integers verifying the zero principle. They use manipulatives to help them see how opposites can cancel each other out.
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.
Worksheet
Really Good Stuff

Compound Word Addition

For Students 2nd - 3rd Standards
Sometimes you can add two words together to make one longer word! Practice doing just this with your class with the worksheets and activities included here. The main goal here is to look at an image, name it, and figure out the two words...
Activity
Agile Mind

Cake Weighing

For Teachers 5th - 7th Standards
An online set of four yummy questions addresses number sense for sixth graders. They place points on a number line, determine relative values, interpret absolute value, and apply their understanding to the weighing of cakes for a bakery....
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. 
Activity
1
1
Baylor College

Global Atmospheric Change: The Math Link

For Teachers K - 5th Standards
Change up the classroom atmosphere with this interdisciplinary resource. Following along with the children's book Mr. Slaptail's Curious Contraption, these math worksheets provide practice with a wide range of topics including...
Lesson Plan
EngageNY

Interpreting and Computing Division of a Fraction by a Fraction—More Models

For Teachers 6th Standards
Use a unit approach in developing a fraction division strategy. The teacher leads a discussion on division containing units, resulting in a connection between the units and like denominators. Pupils develop a rule in dividing fractions...
Lesson Plan
Curated OER

Jumping Addition

For Teachers 1st - 2nd
Learners add and jump using a number line. In this jumping addition lesson plan students solve addition problems. Learners 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
For this addition worksheet, students solve 20 problems in which two digit numbers are added. There will be carrying on this page.
PPT
Curated OER

Counting on to add

For Teachers 1st - 2nd
A cute little frog helps learners hop from number to number on the number line as they count on to add. They use the commutative property of addition to add the same numbers two different ways. A cute, simple, and potentially helpful...
Activity
Howard Hughes Medical Institute

Using DNA to Explore Lizard Phylogeny

For Teachers 6th - 12th
In a fun and interactive two-day lesson, learners sort anole lizard pictures by appearance. Next, they watch a video about the anoles and re-sort based on the information in the video. In addition to physical characteristics, budding...
Worksheet
Curated OER

Adding and Subtracting Integers

For Students 5th - 7th Standards
In this integers instructional activity, learners use the integer number line to solve the problems as they add and subtract positive and negative numbers. They find the answers to 10 questions.
Worksheet
National Security Agency

Integers: Quick, Fun and Easy To Learn

For Students 6th Standards
A good complement to any integers unit contains a three-day lesson plan about positive and negative integers, adding and subtracting integers, and how to find the additive inverse. Additionally, it provides all necessary...
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.
Worksheet
Curated OER

Addition Drills, part 3

For Students 2nd - 3rd Standards
Here's an addition drill for scholars who are already comfortable with regrouping. There are 30 horizontally-aligned problems here, each with two 2-digit addends. Mathematicians use three examples as reference as they solve each of...
Worksheet
Math in English

Skip Counting

For Students K - 2nd Standards
Help young mathematicians take the next step toward fluent addition with a simple skip counting exercise. 
Assessment
Illustrative Mathematics

How Many Days Until Summer Vacation?

For Students 2nd Standards
On the 124th day of school, young mathematicians are asked to find out how many days are left in the 180-day school year. The teacher version to the task offers several ways the problem can be solved, and can be used to guide...
Assessment
CCSS Math Activities

Smarter Balanced Sample Items: 6th Grade Math – Target D

For Teachers 6th Standards
Elevation often confuses people due to a misunderstanding of negative numbers. Scholars practice applied elevation problems in addition to absolute value and coordinate pair questions. Each slide presents one question to help pupils...
Lesson Plan
Curated OER

Introduce Double-Digit Addition

For Teachers 3rd - 4th
Young scholars 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...