Worksheet
Curated OER

Trigonometric Ratios

For Students 10th - 12th
In this trigonometric ratios learning exercise, students determine the value of trigonometric ratios.  They find the area of triangles, determine the length of one side, and compute the degrees in an angle.  This five-page...
Worksheet
Math Mammoth

Expressions

For Students 8th - 10th
In this expression worksheet, learners evaluate equations, write equations for a specified event, and determine the perimeter of shapes, Six multi-step problems are provided on this one-page worksheet.
Worksheet
Helping with Math

Geometry: Areas of Triangles

For Students 7th - 9th Standards
For this areas of triangles instructional activity, learners observe given polygons. They determine the area of triangles, rectangles and compound figures. This one-page instructional activity contains 5 multi-step problems. This...
Lesson Plan
Curated OER

Absolute Value Equations and Inequalities

For Teachers 8th - 10th
Students explore the concept of absolute value inequalities and equations. For this absolute value inequalities and equations lesson, students discuss how to solve absolute value inequalities and equations through teacher led discussion...
Lesson Plan
Curated OER

Subtraction Equations

For Teachers 3rd - 5th
In this subtraction worksheet, students problem solve twenty five subtraction equations as they show each step of their work as they go.
Assessment
Curated OER

2007 U.S. National Chemistry Olympiad Part II

For Students 9th - 12th
Eight multi-step chemistry problems, including analyzing a titration, writing equations, predicting products and limiting reagents, calculating concentrations of ions, and using stoichiometry to solve for unknowns in reactions make up...
Lesson Plan
1
1
Illustrative Mathematics

Equivalent Expressions?

For Teachers 7th - 8th Standards
Pre-algebra pupils need to understand that two expressions are only equal if they have the same value. Show them that once the expression is multiplied by a number, the value of the expression changes. It makes for a good lead-in to...
Lesson Plan
Curated OER

Solving Quadratic Equations by Graphing

For Teachers 9th - 10th
Students solve quadratic equation by graphing. In this algebra lesson, students use the TI calculator to get a visual of their graph. They create a table of values, plot their points and graph the parabola.
Worksheet
Curated OER

Matrix Equations - Inverses Required

For Students 9th - 11th
In this matrix worksheet, students solve matrix problems. They multiply matrices and state the solution and dimensions. This four-page worksheet contains 16 multi-step problems. Answers are provided on the last two pages.
Lesson Plan
Curated OER

Solving Inequalities By Using Addition And Subtraction

For Teachers 7th
Seventh graders solve inequalities using addition and subtraction. They write number sentences based on word problems.
Worksheet
Curated OER

Two Variable Inequalities

For Students 8th - 11th
In this algebra activity, students solve inequalities using addition, subtractions and multiplication. They graph the inequalities with shading. There are 2 questions.
Worksheet
Curated OER

Percentages: Calculating Percent-1

For Students 3rd - 7th Standards
In this percentages worksheet, students calculate percentages in eighteen problem solving percentage equations. Students show each step of their work.
Lesson Plan
Curated OER

Adding Two- and Three-Digit Numbers

For Teachers 5th - 7th
In this adding two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to eight mathematical word problems and equations.
Worksheet
Curated OER

Worksheet 1, Basic Calculus Pre-Course Review

For Students 10th - 11th
In this calculus worksheet, students review topics they need to already understand in order to be successful in a basic calculus course. Topics include functions, linear equations, coordinate graphing, piece-wise formulation, exponents,...
Activity
5280 Math

More or Less the Same

For Teachers 8th - 10th Standards
Tell the story of the math. Given a graph of a linear system, learners write a story that models the graph before crafting the corresponding functions. Graphs intersect at an estimated point, allowing for different variations in the...
Lesson Plan
Curated OER

Goldfish Addition and Subtraction

For Teachers K
Engage in a hands-on addition and subtraction activity that is a wonderful tie-in with ocean studies. As the teacher, you will make up equations using construction paper and goldfish crackers.
Assessment
1
1
California Education Partners

Window Washers

For Students 3rd Standards
Aim high with a task on window washers. An assessment task challenges learners to determine the number of windows two people wash. They do this using a given number of window rows on each side of a building. In addition, they find the...
Worksheet
Curated OER

Dividing by Larger Numbers

For Students 4th - 6th
How should the remainder be expressed? Scholars explore multiple ways as they solve 15 long division problems, only four of which divide evenly. For the first eight, they write out the remainders as fractions, while the last eight have...
Worksheet
Curated OER

Multiplying by Two-Digit Numbers

For Students 3rd - 5th Standards
What's the product? Scholars multiply two-digit numbers as they complete 16 multiplication drill equations. There are two examples which demonstrate how to solve these step-by-step. Learners must regroup and show work, as demonstrated in...
Lesson Plan
Georgia Department of Education

Math Class

For Teachers 9th - 12th Standards
Young analysts use real (provided) data from a class's test scores to practice using statistical tools. Not only do learners calculate measures of center and spread (including mean, median, deviation, and IQ range), but...
Lesson Plan
1
1
Teach Engineering

Pointing at Maximum Power for PV

For Teachers 9th - 12th Standards
Following detailed directions, teams collect the voltage and current outputs of a photovoltaic cell by adjusting the resistance. Using the collected data, they determine the highest power output. Implications for weather and a large...
Worksheet
Curated OER

Factoring

For Students 11th - 12th
In this algebra worksheet, students solve quadratic equations and factor using complete the square. There are 20 problems. 
Lesson Plan
Curated OER

Exponential Functions: Half Life and Doubling Time

For Teachers 9th - 12th
Young scholars investigate the concept of exponential functions and how they increase in size over time. They simplify the functions in order to find the solutions that are possible and perform analysis of the curved line that is...
Lesson Plan
Curated OER

Inequalities

For Teachers 7th
Seventh graders graph solutions for inequalities on a number line. They solve 1 and 2 step inequalities in one variable. Students also check solutions to 1 and 2 step equations in one variable