Curated OER
Surface Area of Prisms
Students calculate the surface area of different prisms. In this geometry lesson, students identify the shapes of solids based on the properties of that solid. They calculate the surface area using nets and properties of prisms.
Curated OER
Areas of Polygons
Students calculate the are of regular polygons. In this geometry lesson, students create polygons on the computer and move it around to create different shapes. They explore the area of different polygons and how they inter-relate.
Curated OER
Why Do We Add The Bases To Find The Area of A Trapezoid?
Students are given patterns of trapezoids and are to calculate the area of one trapezoid by using both patterns. They should form a parallelogram and calculate the area. They practice this technique until there is understanding.
Curated OER
The Christmas Shoppe: Money Activity
In this Christmas money activity worksheet, students use a chart of Christmas Shoppe Sales to answer 4 questions involving estimating, calculating, finding mean and sales amounts.
Curated OER
Lesson Exchange: Polygons (Middle, Mathematics)
Pupils discover the relationship between the sides of a polygon and the number of diagonals that can be drawn from one vertex, the number of triangles that those diagonals form, and the sum of the interior angles of that polygon.
Curated OER
Mean, Median and Mode
Fourth graders describe weather data using the mean, median and mode. For this mean, median and mode lesson, 4th graders understand how to calculate data using mean, median and mode and why they would use each one.
Curated OER
Arithmetic and Geometric Series
In this algebra worksheet, students calculate the sum of a finite, geometric or arithmetic series. There are 5 multiple choice questions.
Curated OER
Addition and Subtraction
In this addition and subtraction instructional activity, students figure out the correct number to place in 8 boxes without doing the addition and subtraction sums.
Curated OER
Addition and Subtraction
In this addition and subtraction worksheet, students fill in the correct number in 8 boxes without doing the addition and/or subtraction sums.
Curated OER
Add Decimals to the Hundredths Place Value
In this decimal addition worksheet, students find the sums to 36 horizontal addition problems that include numbers with decimals to the hundredths place value.
Curated OER
Pythagorean Theorem
Seventh graders practice calculations using the Pythagorean Theorem to find the missing side of a right triangle. Through guided practice, 7th graders explore how to apply the Pythagorean Theorem to solve for a missing variable. ...
Curated OER
Polygon Perimeters
Learners define the terms polygon and perimeter to begin the lesson. Using a calculator, they practice determining the perimeter of various symbols in a painting. They discuss how geometry and art are related to one another.
Curated OER
Answer Match
In this addition and subtraction practice worksheet, students solve 26 problems that require them to add and subtract using 3-digit numbers. Students match the problems that have the same sums and differences.
Curated OER
Polygon Perimeters
Students complete worksheets where they calculate the perimeter of polygons. In this perimeter of polygons lesson plan, students divide complex shapes into simple shapes to find the perimeter.
Curated OER
Daily Time Ratios
Students track and record how much time they spend on each activity. In this spreadsheet instructional activity, students apply different functions using Microsoft excel to format cells and calculate the sum of their total time...
Curated OER
Solving Math Word Problems
Students use five word problem solving skills to solve a variety of math word problems. They observe the teacher modelling the five steps, and in small groups complete two worksheet word problems. Students read the problem, find the...
Curated OER
Tennis Triangle
Learners calculate the height of a tree or flagpole. They measure the shadow of the tree or flagpole and the length of a shadow of a meterstick. Using similar triangles, calculate the heigh. Devise two additional ways in which to measure...
Curated OER
Strongest Polygon
Students define and identify shapes by name. In this geometry lesson, students construct, identify and compare polygons based on the number of sides. They classify each shape based on their angle sum theorem.
Curated OER
Exact or Estimation
Students solve problems using estimation and exact calculations. In this algebra lesson, students use gum balls and thread to create hands on manipulatives to solve problems. They calculate the average of their total data.
Curated OER
Ants in Your Pants
First graders read "One Hundred Angry Ants" by Elinor Pinczes. They identify various sums that equal ten and display them on a chart.
Curated OER
Division
Students use their knowledge of multiplication to learn problem solving strategies to solve division problems. In this division lesson plan, students play a circle game, work in small groups to review times tables, and solve division sums.
Curated OER
Giant Difference of Squares
In this algebra worksheet, 11th graders calculate the sum of squares of all real numbers that satisfy an equation. An answer key is provided.
Curated OER
Math Practice Series Worksheet #8
In this math practice series learning exercise, students problem solve and calculate the answers to thirty-six addition equations. Students show each step of their work.
Curated OER
Simpson's Rule
For this integral worksheet, students use the Simpsons's Rule for evaluating integrals. They use different methods to calculate integrals and compare the results. This eight-page worksheet contains approximately 16 multi-step problems.