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...
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...
Lesson Plan
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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
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
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.