Lesson Plan
Curated OER

The Value of a Number

For Teachers 2nd - 4th
Young scholars assess informal methods to solve real-world problems that utilize simple equations that involve one variable. They incorporate concrete objects to assist them in the solving of a variety of equations. The students are...
Lesson Plan
Curated OER

All A-buzz About Math

For Teachers 2nd
Second graders participate in Math-Eze activities to comprehend word problems. In this word problem lesson plan, 2nd graders recognize why a hexagon is the best shape for a beehive. Students calculate how far bees must travel to find 2...
Lesson Plan
Curated OER

Subtraction-There's Got to be An Easier Way!

For Teachers 3rd
Third graders observe and demonstrate a variety of problems involving subtraction problems using mental math strategies. They discuss the base ten system and the basic concept of subtraction, and complete a variety of activities...
Worksheet
Math Salamanders Ltd.

Addition—Up to 12 Sheet 5

For Students 1st - 3rd Standards
In this addition activity, students complete 24 problems, filling in missing numbers, either addends or sums. A reference website is provided for additional activities.
Worksheet
Curated OER

Classify and Measure Angles #1

For Students 2nd - 3rd
In this angles worksheet, students classify and measure 2 simple angles. Worksheet is part of a site with additional activities and links.
Lesson Plan
Curated OER

Adding Integers with Counters

For Teachers 6th - 8th
Learners solve integers using addition. In this algebra lesson, students add integers using counters. They define and label patterns created by integer operations.
Worksheet
Curated OER

Adding Ten

For Students 1st - 2nd
For this addition worksheet, students solve 12 problems in which the number 10 is added to a single digit. The page has animal photographs.
Worksheet
Curated OER

Adding Ten

For Students 1st
In this addition worksheet, 1st graders practice adding 10 to single digit numbers to find the sums in 14 horizontal problems. They work on a page that is decorated with a clip art bunny and duck.
Worksheet
Curated OER

Adding Ten

For Students K - 1st
In this addition worksheet, students practice adding 10 to single digit numbers to find the sums in 14 horizontal problems. They work on a page that is decorated with a photographs of a duck and a bird.
Worksheet
Curated OER

Adding Zero

For Students 1st
In this addition worksheet, 1st graders focus on addition with the number zero. Students complete 4 horizontal addition problems counting the number of objects shown and adding the amount to zero before writing the total on the line...
Worksheet
Curated OER

Adding Zero

For Students K - 1st
For this addition worksheet, students solve 12 problems in which zero is added to a number below 8. The page has photos of tropical fish.
Website
Primary Resources

Primary Resources: Basic Addition and Subtraction

For Teachers Pre-K - 1st
An extensive collection of teacher resources to help in teaching and reviewing the concepts of basic addition and subtraction. There are many worksheets, activities, PowerPoint presentations, smartboard activities, Word, Excel, and pdf...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Cave Game Subtraction

For Teachers 1st - 2nd
The purpose of this task is for young scholars to practice creating and memorizing subtraction equations while focusing on missing addends. After modeling the activity with the whole class, this game would be perfect for centers and...
Activity
Texas Instruments

Texas Instruments: Fast Nines and Fast Tens

For Teachers Pre-K - 1st Standards
Students learn how to solve a mathematical equation with a missing addend. Students will learn the combinations of addends to find the sums of nine and ten. Students practice math facts with accuracy and immediacy for sums of nine and ten.