eBook
CK-12 Foundation

CK-12 Middle School Math Concepts - Grade 6

For Students 6th Standards
Twelve chapters cover a multitude of math concepts found in the Common Core standards for sixth grade. Each title provides a brief explanation of what you will find inside the chapter—concepts from which you can click on and learn more...
Assessment
Inside Mathematics

Marble Game

For Teachers 9th - 12th Standards
Pupils determine the theoretical probability of winning a game of marbles. Individuals compare the theoretical probability to experimental probability for the same game. They continue on to compare two different probability games.
Assessment
Illustrative Mathematics

Comparing Sums of Unit Fractions

For Students 4th Standards
First, add each set of fractions with unlike denominators. Then, compare their sums with the symbols <, >, or =. 
Lesson Plan
Curated OER

The Art of Interpreting Percent

For Teachers 4th - 6th
Ddefine the relationships between fractions, decimals, and percentages in a series of lessons. The class practices converting between these three versions of a number. They also find the common factor of a numerator and denominator and...
Lesson Plan
Curated OER

Clock Fractions

For Teachers 4th - 6th
Elementary schoolers generate and manipulate fractions. They review equivalent fractions and use an analog clock to create and add fractions. Pupils work in groups to complete two fraction worksheets.
Interactive
Curated OER

The Method of Integration by Partial Fractions

For Students 9th - 10th
In this calculus worksheet, students solve problems using integration by partial fractions. They add fractions to get a common denominator, then take the derivative. There are 20 questions with an answer key.
Worksheet
Curated OER

The Holiday Greeting Problem

For Students 9th - 11th
In this algebra worksheet, students solve word problems by rewriting them using symbols. They find a common denominator for this word problem. There is an answer key.
Lesson Plan
Curated OER

Number Operations

For Teachers 3rd - 4th
Inject fun into your math review! Pupils review basic math operations with decimals as well as addition and subtraction with simple fractions. In this number operations lesson, students work in groups to create a game for the math skill...
Lesson Plan
Curated OER

Understanding Fractions

For Teachers 4th
Fourth graders compare fractions by using skittles and m&ms. In this math instructional activity, 4th graders explore the size of different fractions by cutting pieces of their pie for visual representation. Additionally, students...
Worksheet
Curated OER

Add Fractions (A) Unlike Denominators

For Students 5th - 6th
In this math worksheet, students solve 10 problems in which fractions with unlike denominators are added. Problems are in a horizontal format and there are instructions on the page. Most of the denominators are two digit numbers; the LCD...
Lesson Plan
Curated OER

Finding the LCM

For Teachers 4th - 8th
Students explore the concept of finding the least common multiple of two numbers. In this least common multiple lesson, students find the least common multiple of two numbers.
Worksheet
Curated OER

Least Common Multiple

For Students 8th - 10th
In this least common multiple worksheet, students write numbers as a product of primes to determine the least common multiple. Explanations and examples are provided. This two-page worksheet contains ten problems.
Interactive
Curated OER

Relating GCF and LCM for Grade Six

For Students 6th
In this relating GCF and LCM for Grade Six worksheet, 6th graders answer ten multiple choice questions about factors and multiples, with answers available onscreen.
Worksheet
Curated OER

Math Quiz: Least Common Multiple

For Students 6th
In this math quiz:  least common multiple worksheet, 6th graders find the LCM for 8 pairs of numbers, then answer 3 multiple choice word problems.
Lesson Plan
Curated OER

Playing the LCM Game

For Teachers 5th - 8th
Young scholars practice finding the least common multiple of two numbers.  In this practice finding the least common multiple of two numbers lesson, students play head-to-head against their classmates.  Young scholars play a...
Worksheet
Curated OER

Word Problems Using the Lowest Common Multiple

For Students 6th
In this word problems using the lowest common multiple learning exercise, 6th graders answer 10 multiple choice problems, with answers at the bottom on the screen.
Interactive
Curated OER

The Pill Problem involving LCM

For Students 8th - 10th
In this problem solving worksheet, students find the next day that two events will both happen given the clues provided.  The solution to the problem is given at the bottom of the page.
Lesson Plan
Curated OER

Mathematics Within: Algebraic Patterns

For Teachers 7th - 10th
Young scholars comprehend that ratios and fractions are interchangeable. They compare ratios using common denominators, cross multiplication, and intuition. Students find equivalent fractions. They comprehend that equivalent ratios do...
Lesson Plan
Texas Instruments

Greatest Common Divisor and Least Common Multiple

For Teachers 8th - 12th Standards
Young scholars solve problems using the GCD and LCM. In this algebra lesson, students factor and simplify equations using the greatest common and least common factors and multiples. They factor integers in pairs.
Worksheet
Curated OER

Practice With Complex Fractions

For Students 6th - 8th
In this math worksheet, students find the solutions to the complex fractions. They practice finding the common denominators for each part of the rational expression.
Worksheet
2
2
Curated OER

Simplifying Fractions

For Students 7th - 8th
For this simplifying fractions worksheet, students solve and complete 10 various types of problems. First, they write the fractions in simplest form and find the lowest common denominator for each pair. Then, students change the improper...
Worksheet
DK Publishing

Adding Fractions

For Students 4th - 5th Standards
Fractions can be tricky, so be sure any independent practice worksheets you assign guide scholars through steps like this one. There are two examples showing mathematicians how to add fractions and reduce the answer to simplest terms....
Lesson Plan
Silver Burdett Ginn

Study Buddies: Adding And Subtracting Fractions With Unlike Denominators

For Teachers Pre-K - 6th Standards
Pair up your math pals to teach each other about adding and subtracting uncommon denominator fractions! Step-by-step instructions are provided as well as five practice problems. 
Worksheet
Curated OER

Lowest Common Multiple

For Students 4th - 8th
In this lowest common multiple worksheet, students find the LCM of 2 digit numbers that don't exceed the number 20. Students complete 10 problems.