Lesson Plan
Illustrative Mathematics

Reasoning about Multiplication and Division and Place Value, Part 2

For Teachers 5th - 7th Standards
The learner puts reasoning and estimation to work. The directions are to place a decimal in the answer to make the equation true. Pupils are to look at the two problems, one multiplication and one division, and estimate an answer. No...
Lesson Plan
Curated OER

Repeating Decimal as Approximation

For Teachers 6th - 9th Standards
You are used to teaching repeating decimals with bar notation that keeps us from writing that number over and over again; now teach what the over and over again represents. This activity allows your mathematicians to explore the infinite...
Lesson Plan
Illustrative Mathematics

Converting Decimal Representations of Rational Numbers to Fraction Representations

For Teachers 7th - 9th Standards
A rational number is a ratio of two integers. Discuss with your class how to convert the rational numbers of repeating decimals to fractions. A good commentary on letting x equal the repeating decimal and multiplying each side of...
Lesson Plan
Illustrative Mathematics

Buying Gas

For Teachers Pre-K - 7th Standards
A quick problem to test your middle schoolers' knowledge of dividing with decimals. Also a good practice of unit rates, they must compute the cost of one gallon of gas when given the total amount for a fill up. Can be used as a preface...
Activity
Curated OER

The Value of Education

For Teachers 5th Standards
The real value of education is highlighted in more than one way on a instructional activity designed to not only add, subtract, multiply, and divide decimals to hundredths, but also to address the correlation between...
Activity
Curated OER

Math Games for Skills and Concepts

For Teachers 2nd - 5th
A 27-page packet full of math games and activities builds on algebra, measurement, geometry, fractional, and graphing skills. Young mathematicians participate in math games collaboratively, promoting teamwork and skills practice.
Lesson Plan
1
1
Illustrative Mathematics

Equivalent fractions approach to non-repeating decimals

For Teachers 6th - 8th Standards
Trying to get your class to think of decimals as fractions and vice versa can lead to interesting discussions. After all, we can usually understand quickly that 1/4 is .25 but why is 1/7 not so easy to convert? This activity looks...
Activity
AAA Math

Aaa Math: Dividing Decimals Expanation and Exercises

For Students 3rd - 5th
This site may be used as a tutorial for students who did not understand or have forgotten how to divide numbers with decimals. The site gives an example of how it is done and offers a game of dividing decimal numbers that is timed and...
Activity
Cool Math

Coolmath: Decimals How to Divide a Decimal by a Decimal

For Students 4th - 7th Standards
A tutorial explaining how to divide a decimal by a decimal.
Activity
Cool Math

Coolmath: Decimals How to Divide a Decimal by a Whole Number

For Students 4th - 7th Standards
See how dividing with decimals works similarly to regular long division.
Activity
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: Dividing Whole Numbers: Short Division

For Students 3rd - 8th Standards
This tutorial explains short division and provides a practice section at the end of the lesson.
Activity
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: Dividing Decimals

For Students 3rd - 8th
This website from The Math Page explains and defines how to divide decimals. There is even a practice section at the very end of the lesson.
Activity
Texas Instruments

Texas Instruments: Decimal Defender App

For Teachers 5th - 7th
This App helps students practice multiplication and division with decimals in a fun environment. Students use this App to learn standard multiplication and division algorithms as well as understand topics such as scientific notation, the...
Activity
Texas Instruments

Texas Instruments: Patterns in Division

For Teachers 6th - 8th
Students investigate how the quotients and remainders from integer division relate to the quotients from rational number division in both fraction and decimal form.
Activity
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: Multiplying and Dividing by Powers of 10: The Meaning of Percent

For Students 3rd - 8th Standards
This excellent math resource explains and defines the meaning of percent. Multiplying and dividing by a power of 10 is incorporated as a preview to understanding scientific notation.
Activity
Math Is Fun

Math Is Fun: Long Division to Decimal Places

For Students 3rd - 8th Standards
If you want to learn the traditional algorithm for long division when you divide to the decimal places, this website gives a very clear, simple step-by-step break down of the process. Students can solve six problems to practice the skill...
Activity
AAA Math

Aaa Math: Division of Decimals by Decimals

For Students 9th - 10th
This interactive site explains how to divide a decimal by a decimal, then offers games to practice this skill.
Activity
NumberNut

Number Nut: Division Overview

For Students 3rd - 5th
Understand the basics of division in this succinct lesson that includes two interactive games. Both games focus on knowledge of basic division facts and offer immediate feedback to responses.
Activity
AAA Math

Aaa Math: Division of Decimals by Whole Numbers

For Students 9th - 10th Standards
Explains how to divide a decimal by a whole number. Also provides some practice problems and games to test your skills.
Activity
OnlineMathLearning.com

Online Math Learning: Multiplying and Dividing Positive & Negative Decimals

For Students 7th
An interactive worksheet for practice in the multiplication and division of decimals with positive and negative signs.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Decimals, Expressions, Operations

For Students 9th - 10th Standards
Twenty problems presented on the topics: working with expressions, using the distributive property, decimal place value and decimal operations. They are given with each step to the solution cleverly revealed one at a time. You can work...
Activity
NumberNut

Number Nut: Division

For Students 3rd - 5th Standards
An introduction to the concept of division, with an explanation of how it relates to fractions and decimal numbers. Includes links to practice activities.
Activity
Hopelink

Hopelink: Teaching Percentages

For Teachers 9th - 10th
Students can brush up on percentage skills with this lesson and calculate percentages using the "Percent Tricks method." For students to successfully use this method, they must have the ability to multiply and divide whole numbers.
Activity
Other

Massey University: Maths First: Fractions to Decimals

For Students 6th - 8th Standards
This site contains example problems that explain the steps for converting fractions to decimals. Students can practice the skill and check their answers immediately.

Other popular searches