# Unit 4 Math: What’s That Portion? Fractions, Decimals and Percents

Students are studying the relationship among fractions and between fractions and percents. They will use this knowledge to find equivalent fractions, order fractions, add and subtract commonly used fractions. They use a variety of contexts and models, including arrays, number lines, and clock rotation, to further understand the meaning of fractions and model their strategies.

Here are some games and videos to help with this topic.

Khan Academy: a great resource for all math areas. Fractions, Fractions, Decimals & Percents

Games:

In Between (ordering fractions)

Roll Around the Clock (adding fractions)

Fraction Track 1 (equivalent fractions)

Fraction Track to 2 (equivalent fractions over 1)

# Volume of a Pyramid??

We have been working on developing strategies for figuring out the volume of rectangular prisms. Now, how do we figure out the volume of a rectangular pyramid?

Watch this video and see if you can develop a strategy. Can you think of a formula? Why does it work?

Volume of a Pyramid Video

Then try to problems below. Tell your strategy and answers in the comment section.

# Weekend Homework: September 28-30

Yay! A new math topic!! We are taking a break from multiplication and division and learning about volume. Which of these containers has more juice? How do you know?

Math Homework: Read through and try the 5 Volume lessons.  Comment on this blog post when you are finished.

Also, don’t forget your Communication Book Homework.

# Math Investigations Unit 1: Number Puzzles and Multiple Towers

Our first math unit focuses on factors and multiples; strengthening multiplication skills and solving division problems with 1 and 2-digit divisors.  Here is the math parent letter to help explain some of the strategies will be be using.

Have a look at these pages to review:

Try this game!

Do you remember these words?