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Worksheet
Curated OER

Rational Expressions

For Students 9th
In this rational expressions worksheet, 9th graders solve 10 different problems that include multiplying various fractional expressions. First, they multiply the numerators of each fraction. Then, students multiply the denominators of...
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Worksheet
Curated OER

Complex Fractions

For Students 9th
In this complex fractions activity, 9th graders solve 10 different problems that include simplifying various complex fractions. First, they create one single fraction in the numerator and then in the denominator. Then, students rewrite...
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Worksheet
Curated OER

Dividing Mixed Numbers

For Students 6th
In this mixed numbers worksheet, 6th graders solve 20 different problems that include the division of mixed numbers. First, they change each mixed number to an improper fraction. Then, students multiply the reciprocal of the divisor,...
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Worksheet
Curated OER

Solving Equations Containing Algebraic Fractions

For Students 8th - 9th
In this algebraic fractions worksheet, students solve and complete 20 different problems that include solving equations that contain algebraic fractions. First, they determine the common denominator in each and use the product of all the...
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Worksheet
Curated OER

Dividing by Monomials

For Students 9th
In this monomials instructional activity, 9th graders solve and complete 27 different problems that include using division to solve. First, they divide powers with the same base by subtracting the exponents. Then, students simplify each...
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Lesson Plan
Curated OER

Numerical Palindromes

For Teachers 6th - 7th
In this math worksheet, students read the definition of the word "palindrome" at the top of the page. They study the method used to generate numerical palindromes before following the process for 6 different numbers to test the process....
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Lesson Plan
Rational Number Project

Initial Fraction Ideas Lesson 18: Overview

For Teachers 3rd - 6th Standards
Develop young mathematicians' ability to compare fractions with investigation into the number 1/2. After brainstorming a list of fractions equivalent to 1/2, children identify a pattern in the numerators and denominators that allows them...
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Lesson Plan
Shodor Education Foundation

Estimating With Fire

For Teachers 7th - 9th Standards
Watch the damage from a forest fire in this interactive simulation activity that challenges learners to estimate the burn area using different approaches. Learners are given a worksheet to track the different burn patterns and practice...
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Worksheet
Curated OER

Math Review Questions

For Students 6th - 8th
In this problem solving worksheet, students calculate and solve 52 questions or equations having to do with a variety of math concepts and strategies.
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Lesson Plan
Curated OER

Counting with Base - Ten Models

For Teachers 1st - 2nd
Help your kids develop strategies for counting. In this base-ten lesson plan, learners use matching cards, base 10 blocks, and dry erase markers and boards to examine the base 10 counting system.
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Lesson Plan
Bob Prior

The Order of Operations

For Teachers 6th - 8th Standards
Your learners use many different number representations like positive and negative integers, exponents, radicals, and combinations of operations as they learn and strengthen their use of the order of operations. Thoughtfully organized to...
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Lesson Plan
EngageNY

Rational and Irrational Numbers

For Teachers 10th - 12th Standards
Back to the basics: learning how to add numbers. The 17th installment of a 35-part module first reviews addition techniques for rational numbers, such as graphical methods (number line) and numerical methods (standard algorithm). It goes...
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Lesson Plan
Curated OER

How Many Raisins?

For Teachers K - 1st
Students study the concept of addition. They create verbal number stories with numbers from one to five. They draw a slice of bread with a line down the middle and cut the bread shapes out of a "slice of bread" and a handful of raisins,...
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Lesson Plan
Illustrative Mathematics

Using Benchmarks to Compare Fractions

For Teachers 3rd - 5th Standards
Introduce a new strategy for comparing fractions by analyzing Melissa's use of benchmarks. Walk the class through her process, calling on students to explain their understanding of each step she took. Then practice this method on two...
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Handout
Charleston School District

Negative Exponents

For Students 8th Standards
What happens if the exponent is negative? The resource takes a look at a problem two different ways, with one resulting in a negative exponent. The approach provides an explanation of how to evaluate negative exponents. 
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Assessment
Inside Mathematics

Magic Squares

For Teachers 9th - 12th Standards
Prompt scholars to complete a magic square using only variables. Then they can attempt to solve a numerical magic square using algebra. 
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Interactive
CK-12 Foundation

Recursive Formulas: Fibonacci Sequence

For Students 11th - Higher Ed Standards
Explore the building blocks of the Fibonacci Sequence. Given the lengths of sides of squares, pupils deduce the pattern to determine the lengths of two more squares. Learners continue to work with recursive formulas to generate numerical...
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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.
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Lesson Plan
Willow Tree

Histograms and Venn Diagrams

For Students 9th - 12th Standards
There are many different options for graphing data, which can be overwhelming even for experienced mathematcians. This time, the focus is on histograms and Venn diagrams that highlight the frequency of a range of data and overlap of...
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Lesson Plan
EngageNY

Solving Problems in Two Ways—Rates and Algebra

For Students 9th - 10th Standards
Build confidence by using multiple approaches to problem solving! This resource uses a visual and algebraic approach to solving application problems. A discussion is included about efficient approaches to different problems.
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Lesson Plan
EngageNY

Comparing Quantities with Percent

For Teachers 7th Standards
Be 100 percent confident who has the most and by how much. Pupils use percentages to help make the comparisons by finding what percent one quantity is of the other. They also determine the percent differences between the two quantities. 
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Interactive
CK-12 Foundation

Change of Base: River Logs

For Students 11th - Higher Ed Standards
Using the answers to the challenge questions, class members work through simplifying a complex logarithmic expression that requires changing bases. Pupils drag values to fill in the steps to arrive at a numerical equivalent expression.
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Interactive
Shodor Education Foundation

Data Flyer

For Students 6th - 12th Standards
Fit functions to data by using an interactive app. Individuals plot a scatter plot and then fit lines of best fit and regression curves to the data. The use of an app gives learners the opportunity to try out different functions to see...
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Lesson Plan
3
3
School District of Palm Beach County

Egyptian Hieroglyphs

For Teachers 4th - 6th Standards
Humans have been developing number systems for thousands of years, and while they can be very different from one another, they can also share surprising similarities. Take your young mathematicians on a journey through the history of...