Lesson Plan
Curated OER

Approximating Pi

For Teachers 7th - 10th
Students approximate Pi using the lower and upper bound for the constant. In this algebra lesson, students work in groups of two to graph a circle and approximate Pi using the circumference. They repeat their estimation until they come...
Worksheet
Curated OER

Rounding Decimals to Tenths (A)

For Students 2nd - 3rd
In this mathematics activity, learners round the decimal numbers listed to the nearest tenth place. There are 60 problems to solve on the sheet.
Lesson Plan
Curated OER

Teaching Radicals in Less Than Five Minutes

For Teachers 9th - 12th
Students simplify complex radicals following a specific technique. In this math lesson, students simulate the process using several decks of cards. They explore real life applications of radicals.
Lesson Plan
Curated OER

I'll Have an Order of Subtraction Please!

For Teachers 3rd - 5th
Students explore number values by completing consumer math worksheets. In this math functions activity, students identify the use of a decimal in numbers and the place values that are represented when dealing with money. Students...
Lesson Plan
Curated OER

Buying a Car

For Teachers 7th - Higher Ed
Pupils complete the PLATO ¿¿ Educational Software lesson: Math Problem Solving: Car Costs to determine if he/she can afford to drive the car they are planning to buy.
Lesson Plan
Curated OER

Multiplication Strategies and Writing Story Problems

For Teachers 3rd
Third graders model multiplication problems using Unifix cubes. They compute and solve problems involving addition and subtraction of 3- and 4- digit numbers and basic facts of multiplication and division. They practice mental math...
Worksheet
Helping with Math

#6: Addition and Subtraction Equations (2 of 2)

For Students 7th - 8th Standards
This printable contains 12 basic equations to be solved. The first one is worked out as an example, and the answers for all can be found by clicking on a "Show Answers" box found on the website. The publisher has identified this as...
Worksheet
Helping with Math

#5: Addition & Subtraction Equations (1 of 2)

For Students 6th - 8th Standards
Single-step addition or subtraction operations are applied in order to solve these 12 simple equations. An answer key is available, not so much for you, but perhaps to be used by learners as a self-correction tool. Note that the...
Worksheet
Curated OER

Measuring Spider Web Angles

For Students 2nd - 3rd
In this mathematics instructional activity, students identify that the spiders each used a different angle to create their webs. Then they find out each spider's angle by estimating and measuring.
Lesson Plan
Curated OER

Cross Section and Slope

For Teachers 6th - 8th
Students draw cross sections of given contour maps. In this math lesson, students interpret the different symbols used in the map. They determine slope and steepness through direct measurement.
Lesson Plan
Curated OER

Applications and Problem Solving Using Quadratic Equations

For Teachers 6th - 8th
In this math worksheet, students apply solving quadratic equations using word problems. They pay special attention to the units of measurement.
Lesson Plan
Curated OER

Solving Problems Using Quadratic Equations

For Teachers 6th - 9th
In this math worksheet, students solve the problems using quadratic equations for each word problem. The example is used for reference.
Lesson Plan
Curated OER

A Method of Front-End Arithmetic

For Teachers 6th
Teach the class how to add using front-end addition. They are given a shopping list and use it to practice adding from the largest place value to the smallest. Computational math and shopping, what fun!
Worksheet
Helping with Math

Solving Equations with Two-Stepping! (2 of 4)

For Students 7th - 9th Standards
Multi-step problems are part of the progression when learning to solve equations. These 12 problems require only two steps to arrive at an answer. Either print the page out to assign as homework, or have learners write down the problems...
Lesson Plan
Curated OER

Super Cents

For Teachers 2nd
Second graders study money amounts less than a dollar. In this math activity, 2nd graders practice counting coins. Students read various stories and discuss how money was used in the stories.
Lesson Plan
Pennsylvania Department of Education

The Weight of Things

For Teachers Pre-K - 2nd
Learners explore weight. In this math lesson, students predict which item weighs more and discuss how they arrived at their decision. Learners weigh several items to determine which weighs more.
Worksheet
Curated OER

Measure Mania

For Students 3rd
For this measurement worksheet, 3rd graders, working with a partner, choose two different units out of five to measure the length of their classroom. Students estimate first and then measure.
Lesson Plan
Pennsylvania Department of Education

Using the Coordinate Plane in Problem Solving

For Teachers 5th
Fifth graders practice solving problems.  In this fraction and decimal lesson, 5th graders recognize the relationship between fraction and decimals.  Students estimate problem results and write expressions to use for problem...
Lesson Plan
Curated OER

Sliding Along

For Teachers 3rd
Third graders explore the concept of linear measurements and how they work. Coins are used to reinforce the process.
Lesson Plan
Curated OER

Finding the Percent of a Number

For Teachers 6th
In this mathematics worksheet, 6th graders find the percents of various numbers. They set up the problem, estimate, and write their response. Students also compare their answers to their estimates for each problem.
Worksheet
Curated OER

At the Toy Store

For Students 3rd
In this writing math problems worksheet, 3rd graders write four math problems involving three toy store scenarios stated on the worksheet. Students determine if they are an estimate or an exact solution to the problems.
Lesson Plan
Curated OER

Jelly Bean Egg Challenge

For Teachers 3rd - 6th
Students each receive a plastic egg filled with jelly beans. In this Jelly Bean Egg Challenge, students estimate and weight their eggs, they count the number of jelly beans inside their egg, they chart their data and compare their data...
Worksheet
Curated OER

How’s My Estimating?

For Students 8th - 12th
In this algebra worksheet, learners complete two tables of information comparing their estimate versus actual amount with the aid of a graphing calculator. There are 12 questions.
Worksheet
Math Mammoth

Review 1

For Students 3rd
In this mathematics worksheet, 3rd graders write the numbers for each problem. Then they write each in expanded form and the numbers from least to greatest. Students also estimate first by rounding the numbers to the nearest hundred.

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