Inside Mathematics
Population
Population density, it is not all that it is plotted to be. Pupils analyze a scatter plot of population versus area for some of the states in the US. The class members respond to eight questions about the graph, specific points and...
Colorado State University
Why Do Raindrops Sometimes Land Gently and Sometimes with a Splat?
A mouse can fall from large heights without injury! Air resistance is a large influence on small falling objects. In an exploratory lesson, young scholars build a raindrop bottle to compare the falling rate of different-sized objects.
Mathed Up!
Estimation
Reinforce estimation and the four operations—addition, subtraction, multiplication, and division—with eight page, 15 problem independent practice exercise.
5280 Math
Polygon Polynomials
Patterns in polygons lead to patterns in polynomials. Presented with a series of polygons, individuals create polynomial expressions to represent their patterns. The algebra project consists of nine problems that incorporate polynomial...
Curated OER
Is Your Square Complete?
High schoolers practice solving quadratic equations using a form called Complete the Square.
Curated OER
Model Subtraction from 2,000
In this subtraction worksheet, students solve 6 story problems. Students subtract larger numbers with regrouping. There are also problems with regrouping across zeros.
Curated OER
Subtraction with Borrowing
In this math learning exercise, students go through the process of learning how to borrow in subtraction to the hundreds place. Students are instructed to break down the numbers and "draw squares, sticks and dots" before crossing out...
EdHelper
Subtraction
In this subtraction worksheet, students use the base ten blocks and square unit blocks to help them find the missing number to complete the single and double digit subtraction problems. Students solve 11 problems.
Curated OER
Order of Operations
In this order of operations worksheet, students simplify and evaluate 10 different types of problems by applying the order of operations in each. They simplify basic equations whether multiplication, division, addition, or subtraction....
Curated OER
Modeling Subtraction of Fractions: Post Test Questions
For this fraction worksheet, students complete a set of short answer and multiple choice questions focusing on subtracting fractions. Students may click on a link to view correct answers.
Curated OER
Simplifying Using "The Order of Operations" Worksheet
In this order of operations worksheet, students solve equations with one variable using order of operations. Equations contain fractions, exponents, parenthesis, and the four basic operations of addition, subtraction, multiplication and...
Curated OER
Factoring Trinomials
Students factor trinomials using specific factoring methods. In this algebra lesson, students factor equations using the difference of squares and foiling. They play a game to enhance their understanding of factoring.
Curated OER
Algebra 1: Simplifying Radicals
After discussing the difference between rational and irrational numbers, the class pratices simplifying, adding, and subtracting radical expressions. They play a game which involves passing around cards until they have matching hands of...
Curated OER
Same As
Explore the concept of the equals symbol. In this mathematical symbols lesson, learners discover the meaning of the equals sign (symbol). They also construct addition and subtraction sentences to understand the concept of equal parts.
Curated OER
Numbers and Operations as Words
Teach numbers in word form with this activity. In this numbers and operations instructional activity, learners solve 22 problems in which numbers are written in word form. Students solve the problems and write their responses in word...
Curated OER
Simplify Radicals
Learners are introduced to the concept of radicals and how to use them in various situations. They review rational and irrational numbers while simplifying different number sentences. They also practice factoring perfect squares.
Curated OER
Backpack-tivity: An @Home Learning Activity Number Tic Tac Toe
In this addition and subtraction worksheet, learners draw a tic-tac-toe grid and play the game using numbers 0-9 instead of x's and o's, respond to 1 short answer questions, and play the game once more this time using the numbers 0-12.
Curated OER
Color Tile Riddles
In this color the tile riddles worksheet, students solve and complete 6 different puzzles that include various riddles to solve. First, they determine the number that is represented by what color according to the information given. Then,...
Curated OER
Shapes
Learners participate in a number of hands-on shape-related activities. They match and sort shapes by attribute, read books about shapes, complete shape art projects and explore and compare parts of shapes.
Curated OER
Area Applet
Elementary math classes calculate the area of a shape and explain the correlation between the size of the perimeter and the areas that can be contained within that perimeter. They also explain the effect the shape of the perimeter has on...
National Security Agency
Borrowing from Our Neighbors
Young mathematicians explore two-digit subtraction. They will investigate multiple ways to subtract numbers involving regrouping. Resources are provided.
Curated OER
Incomplete Dominant and Codominant Traits Worksheet
A two-page instructional activity provides seven Punnett squares for practice in determining genotypes and phenotypes. Each is an example of incomplete dominance or codominance. After your bright biologists have mastered Punnett squares,...
Curated OER
Looking Through the Algebraic Lens
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.
Curated OER
Multiplication and Areas
Upper graders solve problems involving measurement of squares and rectangles to practice multiplication skills, finding area, and calculating prices and percentages. A performance assessment is included.