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Lesson Plan
Curated OER

Scale Drawing Lesson Plan

For Teachers 5th - 7th
Students calculate actual building measurements from a village map using concepts of ratios and scale in this ten lesson plan mini-unit. They practice measuring angles, multiplying decimals, estimating height and length, and converting...
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Worksheet
Curated OER

Numerical Analysis/ Examples of Round Off Errors

For Students Higher Ed
In this math instructional activity, students practice computing the errors for rounding off and use the skill of analysis to find the true solutions.
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Worksheet
Curated OER

Square Roots and Real Numbers

For Students 9th
In this square roots and real numbers learning exercise, 9th graders solve and complete 12 different problems that include types of numbers. First, they find each square root, rounding to the nearest hundredth. Then, students evaluate...
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Lesson Plan
Curated OER

Number Sense

For Teachers 1st
First graders practice rounding 4 digit numbers using place value concepts. In this estimating sums and differences instructional activity, 1st graders explore clustering, rounding, and front end estimation as methods for rounding decimals.
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Worksheet
Curated OER

Place Value

For Students 7th - 8th
For this place value worksheet, students solve and complete 25 various types of problems. First, they use the concept of rounding to answer the questions described. Then, students use each number once to find the largest and smallest...
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Interactive
Curated OER

Law of Cosines

For Students 9th - 12th
In this cosine worksheet, students will find the length of the third side of a triangle given the length of the other two side. Students will use the Law of Cosines to find the length of the missing side. Answers will be rounded to 3...
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Lesson Plan
Curated OER

Decimals: Collaborative Lesson

For Teachers 5th - 6th
Students explore mathematics by participating in a group activity. In this number value lesson, students identify the uses for decimals and how to best estimate whole numbers based on decimals and fractions. Students collaborate with...
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Activity
Teach Engineering

About Accuracy and Approximation

For Teachers 5th - 7th Standards
How accurate are robots? Groups draw lines by moving robots backwards and forwards by one rotation of the wheels. Using the appropriate formula, they determine the percent error in the length of the lines in relation to the calculated...
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Lesson Plan
Curated OER

Mental Money

For Teachers 3rd - 4th
Learners access prior knowledge to round numbers and add decimals. In this mental math lesson plan, students share the book Betcha and calculate estimates for three jars based on the book. Learners calculate money answers based on coins...
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Lesson Plan
Curated OER

Solving Problems

For Teachers 2nd
Second graders become familiar with need strategies for computation of money problems and estimating sums. In this computation instructional activity, 2nd graders solve real life problems to understand estimation and money problems.
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Lesson Plan
Curated OER

Why Guess When You Can Estimate

For Teachers 3rd - 6th
They apply various strategies in their estimations. They analyze the differences between guessing and estimating. They estimate the number of beans and jellybeans in egg cartons and jars respectively.
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Lesson Plan
Curated OER

Making Change

For Teachers 2nd
Second graders explore how to incorporate a new type of technology, the cash register and/or a calculator, as a motivational tool for solving real life problems. They practice estimating money and counting back change from $20.00.
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Lesson Plan
Curated OER

Measurement Scavenger Hunt

For Teachers 5th - 7th
Students review estimation, measurement, fractions, decimals while familiarizing themselves with a new classroom at the beginning of the year.
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Lesson Plan
Curated OER

Let's Go Shopping with $500

For Teachers 3rd
Third graders use a worksheet to budget a five-hundred dollar shopping spree. They select goods to purchase, figure totals and then calculate discounts and sales tax. They compare results to determine who purchased the most for his or...
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Lesson Plan
Curated OER

2002 State Flower Show

For Teachers 2nd - 3rd
Here is another State Quarter lesson. This one uses the Mississippi State Quarter. Pupils utilize beautifully-designed worksheets embedded in the plan, to practice calculating which combinations of flowers they can afford to buy. They...
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Lesson Plan
Curated OER

Decimal Fractions

For Teachers 2nd - 4th
Students use rounding and compensating with whole numbers and explain how to use the empty number line to show additions and subtractions. They round and compensate in relation to decimal subtraction Background
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Lesson Plan
Curated OER

Reciprocal Learning-Decimal Review

For Teachers 3rd - 5th
Students use reciprocal learning to coach one another in review of their prior learning about decimals. In this peer reciprocal learning decimal review lesson, students participate in conversation, accountability, roles and...
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Worksheet
T. Smith Publishing

Estimate Products of Mixed Numbers

For Students 4th - 6th Standards
Practice, practice, practice! There are 35 problems to solve on this handout, all of them involving the multiplication of mixed numbers. Although the publisher has tagged it as designed for several Common Core standards, there are no...
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Worksheet
Curated OER

Decimal Word Problems

For Students 6th - 7th
In this decimals instructional activity, students solve 10 different word problems that include using decimals. First, they determine the amount of change received from a cashier given a specific amount. Then, students write a decimal...
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Lesson Plan
Curated OER

Store Wide Sale

For Teachers 5th - 8th
Students practice figuring percentages by solving written shopping problems.  In this consumer math lesson plan, students read several scenarios dealing with items on sale and must figure out the new price.  Students check their work...
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Lesson Plan
Curated OER

Fraction Dominoes

For Teachers 4th
Fourth graders participate in a math game that involves practicing their equivalent fraction skills in the advanced multiplication stage seven. They assess their ability skills of equivalent fractions to match twenty seven dominoes on...
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Lesson Plan
Curated OER

Alphabet & Number Books for Young Children

For Teachers 1st
First graders create either an alphabet or number book using Kid Pix software. In this alphabet and/or number unit, 1st graders design a themed alphabet and/or number book using the Kid Pix software over the course of three weeks....
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Lesson Plan
Curated OER

Cigarette Smoking

For Teachers 9th - 12th
Students analyze the monetary cost associated with smoking cigarettes. They calculate the life expectancy associated with how many cigarettes are smoked a day. They complete story problems as well.
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Lesson Plan
Curated OER

Number and Operations- Using Gift Certificates

For Teachers 5th - 6th
Students apply number and operation skills to learn how to spend a gift certificate. In this mathematical reasoning instructional activity, students use base 10 blocks as money and calculate how much money they have.