Worksheet
Curated OER

Add Tens and Ones

For Students 1st - 2nd
For this finding the sum worksheet, students add two-digit plus two digit numbers in ones and tens place values with regrouping. Students solve 12 problems.
Worksheet
Curated OER

Relate Counting to Addition and Subtraction

For Students K - 2nd
Use patterns to practice basic addition; pupils count by two, starting from eight and counting on to 20. They record the five numbers missing from the sequence. Below, the worksheet walks learners through the process...
Worksheet
Curated OER

Add and Subtract to 100

For Students 1st - 3rd
These addition and subtraction problems probably aren't written the way your scholars are used to seeing them, especially since they have double-digit addends and subtrahends. This set of eight horizontal equations gives...
Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 3rd
Don't let the title of this one fool you; scholars skip count only by 10 in this number sequence worksheet. They fill in missing numbers on a number line to complete each sequence, adding or subtracting 10. There are two addition...
Worksheet
Curated OER

Comparing Shapes That Represent 3 Digit Numbers

For Students 1st - 2nd
Engage your kids visually in number comparison with this shapes activity. They examine 16 sets of shapes with the knowledge that each represents 100 units of that shape. Each set is paired with another, and scholars indicate whether or...
Interactive
Curated OER

How to Integrate Quotations

For Students 8th - 11th Standards
Quotations add validity to an argument or an analysis, but how do you integrate them into your writing? Several examples are provided, and your emerging writers will surely benefit from looking at different ways to add quotations....
Worksheet
Curated OER

Adding and Subtracting Whole Hundreds

For Students 2nd - 3rd
Kids count by 100 to determine a number in the thousands. They fill in the missing number by counting on  100 starting at the number 5000. They then add 100 to numbers like 2800 and 2600. There are 12 problems to solve.
PPT
Curated OER

Alice in Fractalland

For Teachers 4th - 8th Standards
Take your class on a field trip to Fractalland where they'll learn all about number and shape patterns. Based on Disney's movie Alice in Wonderland, this resource takes young mathematicians on an adventure as they explore patterns in...
Worksheet
Curated OER

Find the Sums (Under 100)

For Students 1st - 2nd
All of these sums are under 100: learners practice with three types of addition problems, each with two equations. First, they add a double-digit and single-digit number. Then, scholars add two double-digit numbers, one being a multiple...
Worksheet
Curated OER

Addition Drills, part 5

For Students 2nd - 3rd Standards
Show scholars that if they can add up two addends, they can also add up three. Review the examples together before letting scholars try these 25 addition problems, each with three double or single-digit addends. Two of these add up to...
Lesson Plan
1
1
EngageNY

Adding and Subtracting Expressions with Radicals

For Students 9th - 10th Standards
I can multiply, so why can't I add these radicals? Mathematicians use the distributive property to explain addition of radical expressions. As they learn how to add radicals, they then apply that concept to find the perimeter of...
Worksheet
Curated OER

Subtraction Word Problems #1

For Teachers 2nd - 3rd Standards
Practice subtraction skills and word problem strategies with your second graders. After reviewing the example at the top of the page, learners solve 14 word problems involving subtraction. A great way to practice mental math!
Lesson Plan
EngageNY

Recursive Challenge Problem—The Double and Add 5 Game

For Teachers 9th - 10th Standards
Math is all fun and games! Use a game strategy to introduce the concept of sequences and their recursive formulas. The activity emphasizes notation and vocabulary.
Handout
1
1
West Contra Costa Unified School District

Multiplying Numbers

For Students 3rd - 6th Standards
Provide families with the guidance needed to support their child's proficiency in multiplying numbers. Three pages offer detailed descriptions and labeled examples.  
Lesson Plan
EngageNY

Recursive Challenge Problem—The Double and Add 5 Game

For Students 9th - 10th Standards
As a continuation of a previous lesson, this activity builds on the concept of calculating the terms of a sequence. Pupils are challenged to determine the smallest starting term to reach a set number by a set number of rounds. Notation...
Activity
Education Development Center

Anita's Way to Add Fractions with Unlike Denominators

For Teachers 5th - 6th Standards
Could you develop your own way to add fractions with unlike denominators? An in-depth task has scholars examine a fictional conversation between several people in which they discuss a method of adding fractions with unlike denominators....
Printables
Houghton Mifflin Harcourt

Unit 2 Math Vocabulary Cards (Grade 3)

For Teachers 3rd
A set of third grade math vocabulary cards include topics that range from addition properties to terms like estimate and fact family. Each sheet has two cards on it. The top half is the word printed in bold text,...
Interactive
CK-12 Foundation

Addition and Multiplication Properties with Real Numbers: The Secret of Subtraction

For Students 6th - 8th Standards
An interactive boosts mathematicians' knowledge of subtracting integers using a horizontal number line by way of multiple-choice, true or false, and discussion questions. 
Interactive
CK-12 Foundation

Division of Decimals by Whole Numbers: Lemonade Stand

For Students 6th Standards
After a full day of selling lemonade, three friends split the cost of the profit money. If the total profit was $34.20, how much will each friend get?
Interactive
CK-12 Foundation

Numbers with Decimal Place Value: Battleship Decimals

For Students 6th - 8th Standards
Decimal place value is the topic of a Battleship themed-interactive. Scholars answer five questions—multiple-choice and true or false—while referencing a grid that acts as the board game. The practice concludes with a discussion...
Worksheet
Curated OER

Add Fractions With Like Denominators (C)

For Students 4th - 5th
In this adding fractions worksheet, students add 2 numbers that have like denominators and unlike numerators. Students are required to complete 14 math problems.
Worksheet
Curated OER

Two Digit Addition and Subtraction (T)

For Students 2nd - 3rd
In this two digit addition and subtraction worksheet, students add and subtract two digit numbers. Students complete 49 two digit addition and subtraction problems to find the sum.
Worksheet
Curated OER

Double Digit Addition - Regrouping

For Students 2nd - 3rd
In this addition practice worksheet, students solve 75 problems that require them to add 2-digit numbers to 2-digit numbers. The problems require students to regroup.
Worksheet
Curated OER

Vertical Addition with Regrouping 2

For Students 1st - 3rd
In this double digit addition practice worksheet, learners practice their math skills as they solve 80 problems that require them to add 2 digit numbers with regrouping.

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