Curated OER
Estimating With Fire
Students solve problems with percents, decimals and fractions. In this algebra lesson, students convert between fractions, percents and decimals. They estimate their answers and calculate their answer.
Curated OER
It's Close Enough: Rounding and Estimation
Second graders round to the closest five, ten, and hundred. They use place-value concepts of grouping based upon powers of ten (thousandths, hundredths, tenths, ones, tens, hundreds, thousands) within the decimal number system.
Open Text Book Store
Arithmetic for College Students: Worksheets
Loaded with concepts ranging from multiplying decimals to converting units to solving problems using the order of operations, a thorough practice packet is perfect for a fifth or sixth grade math classroom.
Curated OER
Rounding And Estimating
Students investigate various types of problems using whole numbers and decimals. They use a discussion format while working example problems to help create a baseline for further independent practice. The lesson also includes praise for...
Curated OER
Adding Decimals
In this adding decimals worksheet, students solve 10 problems in which decimal numbers to the hundredth place are added. Some problems will need to be rewritten vertically.
Curated OER
Subtracting Decimals
In this subtracting decimals worksheet, students solve 10 problems in which decimal numbers to the hundredths place are subtracted, sometimes with regrouping. The problems are already properly written with decimal points aligned.
Curated OER
Operations with Fractions and Decimals
Complete a lesson that introduces and explores operations with fractions and decimals. Pupils estimate the reasonableness of a decimal computation. Then discuss what operation is needed to find an answer. Handouts, web sources, and other...
Curated OER
Round Whole Numbers and Decimals
For this rounding whole numbers and decimals practice worksheet, learners sharpen their problem solving skills as they solve six story problems.
Curated OER
Scale Drawing Lesson Plan
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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Multiplying Decimals and Mixed Numbers
Students multiply decimals and/or mixed numbers. They explore the effects of multiplying decimals and mixed numbers. They practice estimating answers when a number is multiplied by a decimal or mixed number.
Alabama Learning Exchange
Lining up the Decimals
Fifth graders order decimals from least to greatest and greatest to least. In this decimal order instructional activity, 5th graders complete an online review of comparing 2 digit numbers. Students then complete a decimal order card game...
Curated OER
Playing with Remainders
Fifth graders explore how people handle remainders in real life. In this remainders math lesson plan, 5th graders participate in skits to show what to do with remainders. Students complete worksheets with word problems.
Curated OER
Fractions and Decimal Equivalents: Fifth Grade
Sometimes a skeleton is all you get. This lesson outline provides teachers with a basic lesson flow. Pupils will pre-test, order place value names, use manipulatives, and build and compare numbers. How this is to be done is not...
Curated OER
Law of Cosines
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...
Curated OER
6-8 Baseball Fun: Percentages, Decimals, and Fractions
Middle schoolers practice the concepts behind fractions, decimals, and percents by using sports statistics on baseball cards. In this baseball math lesson, students use fractions and estimation to calculate statistics. Middle schoolers...
Curated OER
Fractions, Decimals, and Percents
Students connect different mathematical concepts. They create a circle graph. Students then create a question in which they collect data in order to convert fractions to decimals and decimals to percents.
Curated OER
Number and Operations- Using Gift Certificates
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.
Curated OER
Percent of Change
In this algebra instructional activity, students convert between percents and decimals. They calculate sales tax, discounts and relative errors. There are 4 questions with an answer key.
Curated OER
The Golden Rectangle
Students explore the concept of the golden ratio. In this golden ratio lesson plan, students measure objects to determine if their measurements fit the golden ratio. Students calculate the average measurements of the class.
Curated OER
Estimating With Decimals
In this math instructional activity, students complete 14 problems where they estimate money amounts and multiplication products using numbers with decimals. Examples are provided in this well-designed instructional activity.
Curated OER
Decimals: Collaborative Lesson
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...
Curated OER
Solving Problems
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.
Curated OER
Why Guess When You Can Estimate
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.
Curated OER
Money Game
Fourth graders give change of one dollar. In this decimal and fractions instructional activity, 4th graders receive fake coins and discuss what they could purchase with them. Students go for a walk and spend one dollar and get their...