App
Carstens Studios

Math Doodles

For Students 2nd - 9th Standards
Discover the joy and excitement of improving your math fluency through four different puzzles. Combine those with 25 different ways to represent numbers and you have hours of enjoyment that can be fun outside of the classroom as well.
Handout
McGraw Hill

Adding and Subtracting Radicals

For Students 7th - 10th Standards
Help remove some of the confusion surrounding the addition and subtraction of radical numbers with this set skills practice problems. Taken straight from the pages of a math text book, this resource provides learners with...
Worksheet
Curated OER

Adding Fractions

For Students 3rd - 5th
The steps are laid out in these fraction addition practice problems. Scholars add fractions with common denominators, making sure to reduce to the simplest form. For all of these, that means turning a simplified improper fraction into a...
Worksheet
Math Drills

Adding and Subtracting Mixed Fractions (B)

For Students 4th - 6th Standards
Grab your stopwatch...ready, set, go! Time youngsters as they solve the addition and subtraction of mixed fractions. There are 12 problems provided, all of which have common denominators. An excellent practice!
Lesson Plan
Curated OER

Investigating Square and Triangle Numbers

For Teachers 5th
Fifth graders build increasingly larger squares and triangles using pattern blocks. They record the growth patterns on a chart and look for corresponding numerical patterns. Students describe the patterns they find and use them to...
Worksheet
MathMovesU

Negative Numbers Practice

For Students 6th - 8th Standards
A collection of nine integer worksheets, middle schoolers practice computing the positive and negative values in a variety of problems. Adding, subtracting, multiplying, and dividing integers are the skills conveyed in these resources.
Workbook
1
1
Utah Education Network (UEN)

Operations with Rational Numbers

For Students 7th Standards
Add an engaging resource to your lessons on rational numbers and watch your pupils' understanding multiply. Learners determine rules for adding, subtracting, multiplying, and dividing integers. Individuals then extend these rules to all...
Lesson Plan
EngageNY

Addition and Subtraction of Rational Numbers

For Teachers 7th Standards
Apply addition and subtraction of integers to solve problems with rational numbers. Pupils apply the rules for adding and subtracting integers to add and subtract rational numbers. Class members represent the problem with equations and...
Worksheet
Teacher's Guide

Two-Digit Addition without Regrouping

For Students 1st - 3rd Standards
Youngsters practice adding two, two-digit numbers without regrouping. There are 15 equations to solve.
Lesson Plan
EngageNY

Investments—Performing Operations with Rational Numbers

For Teachers 7th Standards
Partners fill out a register to record transactions on a college investment account. They use the amounts listed to calculate the running and current balance of the account, providing experience in adding and subtracting rational numbers.
Worksheet
Curated OER

Two Digit 3

For Students 2nd - 4th
In this addition worksheet, students add two digit to two digit numbers for twenty-five problems. Regrouping is used for several of the problems. Answers are included with this worksheet.
Lesson Plan
Curated OER

Looking Through the Algebraic Lens

For Teachers 3rd - 5th
Students work with rectangles to find generalizations for adding and subtracting odd and even numbers in part one of the lesson. In part two, students use geoboards to construct polygons, look for patterns, and find a general rule.
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.
Worksheet
Curated OER

Math in English Skills IX Exercise Book

For Students 3rd - 6th
Wouldn't it be great if you had a packet of worksheets that covered percents, adding, dividing, and comparing fractions and decimals? Click here and print a workbook with over 20 well-scaffolded pages that will help your class practice...
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

Adding Decimal Numbers

For Students 3rd - 6th
In this decimal number addition worksheet, students solve 16 addition problems. Each problem contains decimal numbers that are between 0 and 10. The answers can be viewed by clicking the "Answers" button at the bottom, and a new...
Worksheet
Curated OER

Two-Digit Addition

For Students 1st - 2nd
In this addition activity, students solve thirty-six addition problems. Most of the problems require adding two-digit numbers.
Worksheet
Curated OER

Two-Digit Addition Problems With Regrouping

For Students 1st - 2nd
In this math worksheet, students solve thirty-six addition problems. Most of the problems require adding two-digit numbers.
Worksheet
Curated OER

Addition: Numbers 1-10

For Students 1st
In this addition instructional activity, 1st graders solve a total of 15 problems, adding numbers 1-10. Problems are accompanied by "cute" pictures.
Worksheet
Curated OER

Addition, Single Digit Double Plus One

For Students K - 2nd
In this adding single digit numbers worksheet, students solve 30 problems that require them to add single digit numbers one more than them.
Lesson Plan
Primary Junction

Adding Tens

For Teachers 1st - 4th Standards
Build on your learners' confidence in quick addition as they discover strategies to add tens to two-digit numbers. After reviewing counting by 10's, they discuss tactics to add multiples of 10 to other numbers. They visualize how to...
Lesson Plan
Henrico County Public Schools

Models for Teaching Addition and Subtraction of Integers

For Teachers 5th - 8th Standards
Positive and negative numbers are everywhere in the world around us. Whether it's charged particles in atoms, a hot air balloon rising and falling in the sky, or a series of bills and checks being delivered in the mail, this...
Worksheet
Curated OER

Addition Drills

For Students 2nd - 3rd Standards
Begin adding two-digit numbers with young mathematicians using this set of straightforward equations, none of which require regrouping. All have two-digit addends, and one sum is a three-digit number. Scholars can reference three...
Worksheet
Scholastic

Look for Easy Numbers for E-Z Addition

For Students 2nd - 4th Standards
All kids learn differently. For some, mental math is the best and most efficient way to add a series of numbers. After viewing a few sample problems, learners find ways to add numbers to 10 before adding them all together, and then write...

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