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...
Willow Tree
Rational vs. Irrational Numbers
Build an understanding of rational numbers and their counterpart irrational numbers. Lead learners through an explanation of rational numbers and the ways they can be expressed. Then introduce them to irrational numbers and make...
Charleston School District
Comparing and Ordering Irrational Numbers on a Number Line
Estimating the value of numbers is much harder than it sounds! Scholars compare and order the value of numbers presented in different forms including fractions, decimals, roots, integers, and pi. This builds on the previous lessons in...
Willow Tree
Simple Probability
The probability of learning from this lesson is high! Learners calculate probabilities as numbers and as decimals. They see how to use a complement to find a probability and even try a simple geometric probability problem.
Ohio Literacy Resource Center
Converting Units of Measure
Follow six steps to implement this series of metric worksheets. Here, mathematicians exhibit their knowledge of problem solving, while converting units of measurement and label their answers with the applicable unit name.
Quia
Ixl Learning: Decimal Place Value
Brush up on your math skills relating to decimal place value then try some practice problems to test your understanding.
Purple Math
Purplemath: Place Value: Concepts
Explains and illustrates the thinking behind the concept of place value.
Quia
Ixl Learning: What Is a Decimal?
Brush up on your math skills pertaining to decimals then try some practice problems to test your understanding.
Homeschool Math
Homeschool Math: Multiply and Divide Decimals by 10, 100, and 1000
Lesson includes a video & examples showing the common shortcut for multiplying & dividing decimals by powers of ten. [7:59] Provides exercises and word problems for practice.