CK-12 Foundation
Numbers with Decimal Place Value: Battleship Decimals
Decimal place value is the topic of a Battleship themed-interactive. Scholars answer five questions—multiple-choice and true or false—while referencing a grid that acts as the board game. The practice concludes with a discussion question.
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
Decimals - Tenths and Hundredths
One of the better presentations on teaching decimals is here for you. In it, learners practice identifying tenths and hundredths by looking at grids of 100 squares that have been shaded. Number lines are also used to give pupils a...
National Security Agency
Go One-on-One with Decimals
Shoot and score with three basketball-themed lessons about decimals. Young mathematicians compare game statistics, make trash can hoops, and play a data spinner game to practice identifying digits and values within decimal numbers.
Curated OER
Rounding Decimals
Fourth graders engage in a lesson that is about the concept of rounding decimals. They review place value and focus it upon the practice of rounding. Students use 10 base decimal grids or models to help make connections with the skill.
Los Angeles County Office of Education
Assessment for the California Mathematics Standards Grade 5
Test young mathematicians' knowledge with an assessment aligned to California's fifth grade state standards. The exam covers a multitude of concepts including fractions and decimals, positive and negative numbers, measurement; and how to...
Curated OER
Comparing and Ordering Fractions, Mixed Numbers, and Decimals
Learners practice comparing and ordering fractions, mixed numbers, and decimals. In this fractions, mixed numbers, and decimals instructional activity, students examine a decimal place value chart compared to a whole number place value...
Curated OER
Giving it 100%
Students build knowledge about the number relationships between decimals and percents as it relates to converting decimals into percents. In this decimal and percent instructional activity, students recognize equivalent forms of...
Curated OER
Decimal Models
Before jumping into numeral decimals, explore them visually using this base 10 strategy. There is a set of examples to help scholars understand the concept. They color in grids to represent decimals written in a variety of ways. Some...
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 - 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
How Many Thousandths Are in Your Box?
Students identify the different place values. For this algebra lesson, students represent decimal place values with manipulatives. They identify the correct place value using commas and mathematical reasoning.
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
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
Bits and Pieces I
Sixth graders examine making smaller parts out of fractions and decimals. In this online interactive fractions, decimals, and percents lesson plan, 6th graders represent fractions with denominators of ten. Students then represent powers...
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
Math: It's About Patterns
Fourth graders discover place value patterns through various games and readings and record their findings in journals. In pairs, they use manipulatives such as place value tents and digit cards to drill and practice writing numbers in...
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...
Ohio Department of Education
Fraction and Decimal Equivalency
Mathematicians make representations of fractional parts of a whole and learn that a decimal is another way to represent a fractional part. Understanding is extended by comparing and ordering fractions and decimals on a number line. This...
Curated OER
4th Grade Math Worksheet
In this 4th grade math review worksheet, students respond to 60 multiple choice questions that review of fractions, decimals, geometry, number sense, and computation.
Curated OER
Polynomial Functions
In this Algebra II activity, 11th graders use a graphing calculator to determine the regression equation of the given data, graph polynomial functions, factor polynomials, and determine the quotient and remainder in polynomial division....
Alabama Learning Exchange
Alex: Carlos the Centipede Is Subtracting Decimals!
In this activity, young scholars will work in collaborative/cooperative groups to understand subtracting decimals. Students will use decimal grids to represent the difference of decimals. Emphasis is on using place-value, lining up the...
Alabama Learning Exchange
Alex: Carlos the Centipede Is Adding Decimals!
In this instructional activity, young scholars will work in collaborative/cooperative groups to understand adding decimals. Students will use decimal grids to represent the sum of decimals. Emphasis is on using place-value, lining up the...