Lesson Plan
Illustrative Mathematics

Adding Tenths and Hundredths

For Teachers 3rd - 5th Standards
Learning to add fractions with different denominators presents a big hurdle for many young mathematicians. Simplify the process for learners with this series of practice problems involving the friendly fractions tenths and hundredths....
Activity
Varsity Tutors

Varsity Tutors: Aplusmath: Order of Operations Homework Helper Subtraction

For Students 1st - 5th Standards
The subtraction homework helper allows students to plug their homework questions into the solver to see if their solutions are correct.
Activity
Discovery Education

Discovery Education: Web Math: Divide Two Numbers

For Students 3rd - 5th Standards
A good division practice site. Students can enter problems and the answer is given with explanation. Can be used to check homework.
Activity
Discovery Education

Discovery Education: Web Math: How to Subtract Two Numbers

For Students 3rd - 5th Standards
WebMath offers a good practice site for basic subtraction. Children can type in the problem and an answer is given with explanation. A good site to check homework problems.
Activity
Science Buddies

Science Buddies: Estimation and Population Size

For Students 3rd - 5th
Have you ever wanted to take a short cut? How about when doing your math homework? In this experiment you can learn how estimation can save you time doing math calculations. But beware, some estimations are better than others. Can you...
Activity
Other

Help With Fractions: Finding the Least Common Multiple

For Students 3rd - 8th Standards
This website gives an excellent explanation of how to find the least common multiple. It offers two different methods and gives easy to follow step by step directions.
Activity
Other

Help With Fractions: The Greatest Common Factor

For Students 3rd - 8th Standards
Two different methods of finding the greatest common factor are explained at this one page website. It is very easy to follow the step by step directions.

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