Curated OER
Adding and Subtracting Decimals
Help your 4th through 6th graders add and subtract whole numbers with decimals. Using grid paper and a Promethean Board, this resource will provide material for practicing and reviewing this concept.
National Math + Science Initative
Introduction to Decimals
Three activities make up an introductory lesson designed to create a strong foundation in comparing fractions to decimals and exploring and building decimal models. Pupils brainstorm and complete a Venn diagram to show how decimals and...
Curated OER
Adding and Subtracting Decimals
Students practice adding and subtracting numbers with decimals. In this decimals lesson plan, students use grid paper and money to learn how to add and subtract decimals.
Curated OER
Tenths and Hundredths - Reteach 21.1
Learners review explanations and models, use grid paper to draw models to show fractions and decimals, and convert them. Pupils solve sixteen problems.
Curated OER
Tenths and Hundredths practice 21.1
In this identifying tenths and hundredths worksheet, students write fractions and decimals describing models, use grid paper to draw models of fractions and decimals, convert them, and answer word problems. Students answer twenty-two...
Royal Society of Chemistry
Significant Figures
Ready to add some innovation to your significant figures lesson? Pupils practice sig fig rules using a puzzle approach. Check out the Teacher's Area for printable materials, an answer key, and strategies for implementing the resource.
Curated OER
Fraction and Decimal Garden
Third graders write fractions and decimals using unifix cube models and grid paper. They draw a garden using grid paper and label each section with the correct fraction and decimal to the tenths. This is a clever way to use manipulatives...
Illustrative Mathematics
Field Day Scarcity
Introduce young mathematicians to concepts of financial literacy with this open-ended word problem. With seven dollars to spend during field day and given a list of available items and their prices, children must determine how they want...
Curated OER
Percentages: Fractions and Decimals
Second graders convert fractions to percentages. In this interactive whiteboard percentages lesson plan, 2nd graders problem solve using percentages, fractions, and decimals.
Curated OER
Percentages On A Grid
Fifth graders show percentages on a 10 x 10 grid. For this percentages lesson plan, 5th graders color in the squares to show a percent.
Curated OER
Tenths and Hundredths - Homework 21.1
Fourth and fifth graders write fractions and decimals to describe models, draw models to show fractions and decimals, convert factions and decimals, and answer a word problem. They write twenty-seven answers.
Curated OER
Who Wants Pizza?
Students practice fraction skills online at the "Want Some Pizza" website. They complete activities via the internet and on square grid paper. They pull down tabs to check their answers.
Curated OER
Decimals: Collaborative Lesson
Students explore mathematics by participating in a group activity. In this number value lesson plan, students identify the uses for decimals and how to best estimate whole numbers based on decimals and fractions. Students collaborate...
Curated OER
Decimal Bingo
Practice converting decimals into fractions. They draw a 3x3 grid and write in any nine common fractions with denominator 10 or 100 and with numerators 9 or less. The group listens as the teacher call out decimal numbers within the given...
Curated OER
Patterns and Functions
Students investigate properties of perimeter and area. In this middle school mathematics lesson, students explore patterns in a problem solving context. Students model and solve problems using various representations for the data as...
Curated OER
Giving it 100%
Students build knowledge about the number relationships between decimals and percents as it relates to converting decimals into percents. For this decimal and percent lesson, students recognize equivalent forms of fractions, decimals,...
Curated OER
Numbers Beyond Reason!
Fourth graders use the story of the discovery of irrational numbers to explore the different classes of numbers, the different ways in which numbers may be represented, and how to classify different numbers into their particular class.
Curated OER
Perfect Places!
Second graders study the decimal point and study tenths, hundredths, and thousandths. They explain ways to read and write decimals.
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.
Curated OER
What's My Ratio?
Students investigate ratios of various objects. In this ratios of various objects lesson plan, students draw pictures on graph paper and then dilate or shrink the image. Students determine the ratio of their pictures. Students trade...
Curated OER
Addition Properties
Student study addition properties. In this addition properties lesson, students use multiple methods to solve various types of problems. Students illustrate and describe in various ways the Commutative Property of Addition. Students...
Curated OER
How Many Thousandths Are in Your Box?
Students identify the different place values. In this algebra lesson, students represent decimal place values with manipulatives. They identify the correct place value using commas and mathematical reasoning.
Curated OER
Percents and Discounts
Students convert between decimals and percents. In this algebra lesson, students define percent as it relates to sales and tax. They calculate the percents of number using multiplication.
Curated OER
The Literature Connection
Second graders read Cucumber Soup by Vickie Leigh. They make representations for the number of each kind of bug found in the book. This lesson is a terrific way to show students how fractions, decimals and percents are related.