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Worksheet
Curated OER

Add Fractions with Unlike Denominators

For Students 4th - 5th
In this adding fractions worksheet, students solve 10 problems in which simple fractions with unlike denominators are added. Students read the examples to learn how to find a common denominator.
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Worksheet
Curated OER

Magic Math: sums of 2

For Students 1st - 3rd
In this addition worksheet, students add one digit numbers to the number 2 and check it with the subtraction fact. Students complete 10 problems.
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Worksheet
Curated OER

Sums

For Students 2nd - 4th
In this addition learning exercise, students add two-digit vertical numbers with some regrouping to find the sums. Students solve twelve problems.
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Worksheet
Curated OER

Add Mixed Numbers With Like Denominators (I)

For Students 3rd - 4th
In this adding mixed numbers worksheet, students find the sums of whole numbers and fractions with common denominators and reduce and rename the answers. Students solve 7 problems.
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Worksheet
Curated OER

2 Digit Addition With Regrouping

For Students 2nd
In this addition worksheet, 2nd graders add two digit numbers together with regrouping. Students complete 20 addition problems and write the sums.
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Worksheet
Curated OER

Sums

For Students 1st - 3rd
In this addition learning exercise, students solve 12 problems in which two digit numbers are added, both with and without regrouping.
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Worksheet
Curated OER

Addition - Single Digits with Four

For Students 1st
In this math worksheet, 1st graders find the sums to 28 single digit addition problems. They complete both horizontal and vertical problems in which one of the addends is four.
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Lesson Plan
Curated OER

Finding the Sum of the Exterior and Interior Angles of a Polygon

For Teachers 8th - 10th
Learners find the sum of the angles of a polygon and construct a polygon given the number of sides. In this polygon lesson plan, students draw large polygons on the floor of the room. They measure the length of each side and the interior...
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Lesson Plan
Curated OER

Adding and Subtracting Fractions with Like and Unlike Denominators

For Teachers 6th - 7th
In this math worksheet, students compute with fractions. Five of the problems involve common denominators. Four of the problems require students to first find the common denominator. Six problems are multiple choice. One problem involves...
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Worksheet
Curated OER

Addition With Decimals - A

For Students 4th - 5th
In this finding the sums instructional activity, students add whole numbers with decimals adding zeros to make equivalent place values. Students solve 30 problems.
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Worksheet
Curated OER

Calculating with Significant Digits

For Students 9th - 12th
In this significant digits worksheet, students are given the rules to finding significant digits when adding, subtracting, multiplying and dividing. Students solve ten problems and express their answers with the proper number of...
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Worksheet
Curated OER

Calculations with Negative Numbers

For Students 10th - 11th
In this algebra worksheet, learners solve algebraic equations by addition with negative numbers. There are 3 questions with an answer key.
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Organizer
Curated OER

Arithmetic with Positive and Negative Numbers

For Students 6th - 9th
In this arithmetic with positive and negative numbers worksheet, students 5 multi-step problems.  Students find the sum of positive and negative integers.  Students practive multiplying and dividing positive and negative integers. 
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Lesson Plan
Curated OER

Integer

For Teachers 7th
Seventh graders examine the characteristics of an integer. As a class, they observe a number line and recognize opposite numbers. Algebra tiles, or counters, are used to explore the concept of adding integers. In groups, 7th graders play...
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Worksheet
Curated OER

Connect to Make 10 Puzzle

For Students 1st - 3rd
There are seven pairs of numbers here, each of which add up to 10. However, which ones should go together? Young mathematicians connect numbers to solve this puzzle, pairing all seven. This would work well with math manipulatives.
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Lesson Plan
Curated OER

Using 10 to Add 7, 8, and 9

For Teachers 3rd - 4th
In this using ten to add to seven, eight and nine worksheet, students, working with a partner, practice adding various numbers to the number ten for mastery.
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Worksheet
Curated OER

Add Mixed Numbers With Like Denominators (B)

For Students 4th - 5th
In this adding mixed numbers worksheet, students add whole numbers and fractions with common denominators. Students solve sixteen problems.
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Lesson Plan
Curated OER

Making a Ten

For Teachers 1st - 3rd Standards
An addition table supports third graders as they learn strategies to improve their math fluency. When finding sums greater than ten, students are taught how to first make a ten and then add on the rest. A similar method is also...
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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.
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Unit Plan
1
1
Mathematics Vision Project

Module 3: Polynomial Functions

For Students 9th - 12th Standards
An informative module highlights eight polynomial concepts. Learners work with polynomial functions, expressions, and equations through graphing, simplifying, and solving. 
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Worksheet
Kuta Software

Polygons and Angles

For Students 6th - 10th
Get out those protractors! Geometers measure interior and exterior angles of 10 polygons, including a 24-gon. They also calculate the interior angle sum of the polygons. 
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Worksheet
Common Core Sheets

Adding and Subtracting Percents and Decimals

For Students 7th Standards
Seventh graders are challenged to find the sums and differences of percents and decimals. But first, pupils must find the value of the percent in order to add/subtract it from the decimal.
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Assessment
Illustrative Mathematics

Looking at Numbers Every Which Way

For Students 2nd Standards
Assess class members' ability to look at numbers every which way. A helpful worksheet contain four tasks, including writing numbers as a sum of 100's, 10's, and 1's, and drawing a picture to represent the number.
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Printables
Houghton Mifflin Harcourt

Unit 1 Math Vocabulary Cards (Grade 1)

For Students 1st Standards
Reinforce mathematical vocabulary with the use of flash cards. Each card showcases a boldly typed word as well as a labeled picture representation of the word. Terms include addition, subtraction, greater than, less than, and more!