Curated OER
Multiplying Whole Numbers and Decimals
Upper elementary and middle school learners explore number sense by completing a list of multiplication problems in class. Learners discuss the difference between whole numbers and decimals while solving multiplication problems. They...
EngageNY
Fraction Multiplication and the Products of Decimals
Class members come up with a hypothesis on the number of decimal digits in the product of two decimals. Learners work in groups to complete several decimal multiplication problems. The results help groups develop a conjecture on the...
Curated OER
Decimals and Fractions
Young scholars convert fractions to decimals. They are shown how to convert fractions to decimals through teacher demonstration on the board. A 20-problem worksheet and answer key are included.
Curated OER
Problem Solvers
Fifth and sixth graders compare decimals to the place-value structure in the base-ten number system. They represent fractions as parts of unit wholes, as parts of a set, as locations on a number line, and as divisions of whole numbers....
Illustrative Mathematics
Margie Buys Apples
One of the most common, everyday applications of math is dealing with money. This single problem calculating how much change Margie receives is more involved than it appears at first glance. An understanding of how fractions and decimals...
Curated OER
Relating Fractions, Decimals and Percents
Students convert numbers to fractions, decimals and percents. In this conversion lesson, students convert fractions, decimals and percents to a specified form. Groups of students play a conversion index card game. A...
Curated OER
Multiplying and Dividing Decimals
Division with decimals is explained using prior knowledge of powers of 10 and how to convert both sides of a division problem using this knowledge. The class works together through reading and setting up an equation for a word problem....
Curated OER
Arithmetic: Fractions
Mathematics aces, after a warm-up activity with some easy calculations, practice solving rules of signs and powers of 10 equations. Multiplying and dividing decimals is also covered within this lesson in depth. A variety of examples and...
Curated OER
Decimals, Percents and Fractions
Sixth graders convert decimals and percents. They observe a teacher lead demonstration of converting decimals to percents and percents to decimals. Students practice what they have seen.
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...
Curated OER
When Big Gets Smaller
Upper elementary learners select one of the four phrases stated and write it in each box. Then they choose the best appropriate answer and explain why they chose it for each equation.
Curated OER
Number: Decimals
Students explore the concept of decimals. In this decimals lesson, students examine number patterns as they complete a worksheet that requires them perform multiplication with decimal numbers.
Curated OER
Relating Percents, Decimals, And Fractions
In this relating percents, decimals, and fractions worksheet, students, with a partner, problem solve and calculate the answers to twelve word problems and mathematical equations.
Curated OER
Multiplication of Decimals
Students participate in a lesson that explores the concept of using multiplication with decimals. They practice using the operation using whole numbers and progress to the use of decimals. The lesson includes dialogue for the teacher to...
Curated OER
Percents to Fractions and Decimals
Seventh graders practice converting percentages to decimals. Through guided practice, they work to solve problems involving converting fractions to decimals. Working in pairs, 7th graders compete to be the first to solve the problem...
Curated OER
introducing the Concept: Using Ratios and Percents
Young scholars convert decimals and fractions to percents. In this introductory percents instructional activity, learners work with equivalent fractions and learn to draw ratios. They recognize how to change a fraction to a percent.
Alabama Learning Exchange
Pizza! Pizza! Pizza!
Fifth graders practice using money in everyday situations. They use their addition and subtraction skills as they work in cooperative groups to solve problems involving decimals.
Curated OER
Introduction to Exponents
Problem solve using exponents. Pupils read One Grain of Rice: A Mathematical Folktale and write powers to represent amounts from the story.They compare actual solutions to their predictions and play a game to practice using...
Curated OER
Number Line Mathematics
Learners translate problem situations into diagrams, models, and numerals using whole numbers, fractions, mixed numbers, decimals, and percents. They identify that numbers in different forms are equivalent or not equivalent using whole...
Curated OER
Ratios and Percents
Sixth graders practice finding percentages, converting them, and analyze percentage statistics and facts about rice. In this ratios and percentages instructional activity, 6th graders read information about percentages related to rice....
EngageNY
Solving Percent Problems III
What happens when combining percentage discounts? The last lesson in a series of 29 introduces the idea of combining discounts one after another. Pupils wrestle with the claim that to find the total discount, they need to only add...
Curated OER
Fraction Conversion 2 (With Percents)
Fifth graders determine how to convert fractions, decimals, and percents. In this conversion lesson, 5th graders use an on-line applet to practice making these conversions. They review how to make the conversions in a whole class lesson...
Curated OER
Getting Percentible
This unit explores the connections between percentages, decimals, and fractions. It focuses on strategies for solving problems involving percentages and applies these strategies to real life contexts.
Curated OER
Number Books
Learners construct a book to illustrate number concepts. They write their numbers on a sheet of paper. Students in grade 1 discuss counting to 100 by different numbers. Pupils in grades (2-4) write basic addition or subtraction story...