Worksheet
Curated OER

Adding it Up!

For Students K - 1st Standards
These socks and towels each have three addends and are missing a sum; can your scholars figure it out? All addends are single-digit, however not all sums are. There are two examples done here, and once scholars have finished eight...
Lesson Plan
West Contra Costa Unified School District

Adding by finding 10's

For Teachers 1st - 2nd Standards
Count with ten frames in a first grade addition lesson. Kids determine how to identify numbers on a number line, as well as with ten frames, and complete ten frames to show their answers in several addition problems.
Assessment
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California Education Partners

Summer Olympics

For Students 5th Standards
Quickly get to the decimal point. The last assessment in a nine-part series requires scholars to work with decimals. Pupils compare the race times of several athletes and calculate how much they have improved over time. During the second...
Lab Resource
US Department of Energy

Go Far Cars Ramp: A Basic Ramp with Four Height Settings

For Teachers 6th - 12th Standards
Precise measurements make the job easier! One of the challenges when using an inclined plane for testing comes from pupils not using exact measurements. They often rely on books that slide or different ramp lengths when experimenting. By...
Lesson Plan
Curated OER

Investigation - Snack TIme

For Teachers K
Students explore solving addition and subtraction problems. They solve real life problems. Students participate in a simulation activity to find the missing addend. They demonstrate adding and subtracting whole numbers.
Worksheet
Curated OER

Ones and Tens Place Value

For Students 1st - 3rd
As scholars examine place value, these exercises help them incorporate addition and grouping. First, they answer three missing-addend questions, each with 10 as the given addend. Because all of the missing numbers are single-digit, this...
Worksheet
Curated OER

Adding and Subtracting Integers

For Students 5th - 7th Standards
In this integers worksheet, students 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
Curated OER

Adding One to Nine

For Students K - 1st
Give your students a chance to review their basic addition with these twenty-five problems. All problems include single digits, and some problems add up to ten. The problems are presented as column addition problems, making it an ideal...
Lesson Plan
Curated OER

Polynomials

For Teachers 6th - 8th
Students add and subtract polynomials. In this polynomials assessment, students calculate ten questions using addition and subtraction. Students use Lego manipulatives to create their own worksheet on polynomials.
Worksheet
Curated OER

Same and Different

For Students 1st - 2nd
For this mathematics worksheet, students first complete the tens place and then add the rest. Then they continue the patterns and compare each column. Students also fill in the missing addends and solve various word problems by writing a...
Interactive
Curated OER

My Test Book: Addition and Subtraction

For Students 2nd - 3rd
In this online interactive math skills learning exercise, students solve 10 multiple choice math problems regarding addition and subtraction of 2-digit numbers. Students may view the correct answers.
Lesson Plan
Curated OER

Math Lesson Study Plan

For Teachers 2nd
Second graders find missing addends by solving math word problems. In this missing addend lesson, 2nd graders work in a whole group setting to find the missing addends in word problems before using the strategies to work independently....
Lesson Plan
Curated OER

Number Sense and Numeration

For Teachers 6th - 8th
Middle schoolers add and subtract integers. In this algebra instructional activity, students discuss number sense as they sort numbers in the correct order. They analyze and label numbers differentiating between rational and irrational...
Worksheet
Curated OER

Addition of Decimals

For Students 4th - 5th
In this addition of decimals worksheet, learners work out 9 addition problems in their heads, add $4.99 to 8 amounts of money and $9.99 to 4 amounts of money.
Worksheet
Curated OER

Addition of Decimals

For Students 4th - 5th
In this addition of decimals instructional activity, learners solve 9 addition problems only in their heads and write down their answers. Students add $5.99 to 8 amounts of money and $9.99 to 4 amounts of money.
Lesson Plan
Curated OER

Double-Digit Addition with Regrouping

For Teachers 1st
First graders recall place value system and double-digit addition, create and manipulate double-digit regrouping, and devise and identify ways to use regrouping.
Lesson Plan
Curated OER

Candy Addition and Subtraction

For Teachers 1st - 2nd
Learners practice computation.  In this addition and subtraction math lesson, students count M & Ms and Skittles to answer math problems and complete a related worksheet.
Worksheet
Curated OER

Carrying to Tens

For Students 1st - 3rd
in this addition worksheet, students read about carrying tens, then complete 13 problems, circling cubes as directed and solving. A website reference is given for additional activities. 
Worksheet
Curated OER

Mental Arithmetic Sets 3 and 4

For Students 3rd
In this mental arithmetic worksheet, 3rd graders answer 20 short answer questions related to place value, addition, subtraction, and skip counting. 
Worksheet
Curated OER

Word Problem Solving Strategies

For Students 6th
In this word problem solving strategies learning exercise, 6th graders solve and complete 11 different problems and questions related to identifying word problems. First, they explain what the problem is telling them to do and what is...
Lesson Plan
Curated OER

Addition: The Raindrop Game

For Teachers 1st - 3rd
Learners play the Raindrop Game to reinforce math skills. In this addition and subtraction instructional activity, students explore the concept of more and less as they play a weather-themed card game.
Lesson Plan
Curated OER

Multiplication Facts for 2,5, and 10

For Teachers 2nd - 3rd
Students practice multiplying by 2, 5 and 10. In this multiplication lesson, students participate in a teacher demonstration lesson of grouping for multiplication or making arrays. They concentrate on two's in this lesson and apply what...
Printables
Curated OER

Common Core State Standards 1st Grade Math

For Teachers 1st Standards
Here are the complete set of the math practice standards and the Common Core standards for first grade. They cover operations & algebraic thinking, operations in base 10, measurement and data, and geometry. Illustrated nicely with...
Lesson Plan
Curated OER

Pattern Puzzles

For Teachers 1st - 2nd
A short video introduces place value in addition and subtraction. As a class, your students identify all even numbers up to one hundred and explain the pattern. They use addition strategies to fill in the missing numbers on the number grid.